diff --git a/autoassign.php b/autoassign.php
index 35d874fff..e42a1ba8e 100644
--- a/autoassign.php
+++ b/autoassign.php
@@ -613,11 +613,12 @@ function divClass($name, $classes = null) {
 if (!isset($Qreq->q)) { // XXX redundant
     $Qreq->q = join(" ", $SSel->selection());
 }
-echo Ht::entry("q", $Qreq->q,
-               array("id" => "autoassignq", "placeholder" => "(All)",
-                     "size" => 40, "title" => "Enter paper numbers or search terms",
-                     "class" => Ht::control_class("q", "papersearch js-autosubmit need-suggest"),
-                     "data-autosubmit-type" => "requery")), "  in  ";
+echo Ht::entry("q", $Qreq->q, [
+        "id" => "autoassignq", "placeholder" => "(All)",
+        "size" => 40, "aria-label" => "Search",
+        "class" => Ht::control_class("q", "papersearch js-autosubmit need-suggest"),
+        "data-autosubmit-type" => "requery", "spellcheck" => false
+    ]), "  in  ";
 if (count($tOpt) > 1) {
     echo Ht::select("t", $tOpt, $Qreq->t);
 } else {
diff --git a/conflictassign.php b/conflictassign.php
index 9b04d4080..6c481a7f6 100644
--- a/conflictassign.php
+++ b/conflictassign.php
@@ -3,9 +3,9 @@
 // Copyright (c) 2006-2020 Eddie Kohler; see LICENSE.
 
 require_once("src/initweb.php");
-require_once("src/papersearch.php");
-if (!$Me->is_manager())
+if (!$Me->is_manager()) {
     $Me->escape();
+}
 $Me->add_overrides(Contact::OVERRIDE_CONFLICT);
 
 $Conf->header("Assignments", "assignpc", ["subtitle" => "Conflicts"]);
diff --git a/graph.php b/graph.php
index 865e8044b..64b5db0c4 100644
--- a/graph.php
+++ b/graph.php
@@ -3,7 +3,6 @@
 // Copyright (c) 2006-2020 Eddie Kohler; see LICENSE.
 
 require_once("src/initweb.php");
-require_once("src/papersearch.php");
 
 $Graph = $Qreq->g;
 if (!$Graph
@@ -43,7 +42,7 @@
 function echo_graph($searchable, $fg, $h2) {
     echo '<div class="has-hotgraph" style="max-width:960px;margin-bottom:4em">';
     if ($searchable) {
-        echo Ht::entry("q", "", ["placeholder" => "Find on graph", "class" => "uii js-hotgraph-highlight papersearch float-right need-autogrow need-suggest"]);
+        echo Ht::entry("q", "", ["placeholder" => "Find on graph", "class" => "uii js-hotgraph-highlight papersearch float-right need-autogrow need-suggest", "spellcheck" => false]);
     }
     if ($h2) {
         echo "<h2>", $h2, "</h2>\n";
@@ -70,7 +69,7 @@ function formulas_qrow($i, $q, $s, $status) {
         $q = "";
     }
     $klass = MessageSet::status_class($status, "papersearch");
-    $t = '<tr><td class="lentry">' . Ht::entry("q$i", $q, array("size" => 40, "placeholder" => "(All)", "class" => $klass, "id" => "q$i"));
+    $t = '<tr><td class="lentry">' . Ht::entry("q$i", $q, ["size" => 40, "placeholder" => "(All)", "class" => $klass, "id" => "q$i", "spellcheck" => false]);
     $t .= " <span style=\"padding-left:1em\">Style:</span> &nbsp;" . Ht::select("s$i", array("default" => "default", "plain" => "plain", "redtag" => "red", "orangetag" => "orange", "yellowtag" => "yellow", "greentag" => "green", "bluetag" => "blue", "purpletag" => "purple", "graytag" => "gray"), $s !== "" ? $s : "by-tag");
     $t .= ' <span class="nb btnbox aumovebox" style="margin-left:1em"><a href="#" class="ui btn qx row-order-ui moveup" tabindex="-1">'
         . Icons::ui_triangle(0)
diff --git a/log.php b/log.php
index fb79aae15..ba80add45 100644
--- a/log.php
+++ b/log.php
@@ -616,7 +616,7 @@ function searchbar(LogRowGenerator $lrg, $page) {
         '</div></div><div class="', Ht::control_class("p", "entryi medium"),
         '"><label for="p">Concerning paper(s)</label><div class="entry">',
         Ht::render_feedback_at("p"),
-        Ht::entry("p", $Qreq->p, ["id" => "p", "class" => "need-suggest papersearch", "autocomplete" => "off", "size" => 40]),
+        Ht::entry("p", $Qreq->p, ["id" => "p", "class" => "need-suggest papersearch", "autocomplete" => "off", "size" => 40, "spellcheck" => false]),
         '</div></div><div class="', Ht::control_class("u", "entryi medium"),
         '"><label for="u">Concerning user(s)</label><div class="entry">',
         Ht::render_feedback_at("u"),
diff --git a/mail.php b/mail.php
index 225dd5196..28ee6ea39 100644
--- a/mail.php
+++ b/mail.php
@@ -3,7 +3,6 @@
 // Copyright (c) 2006-2021 Eddie Kohler; see LICENSE.
 
 require_once("src/initweb.php");
-require_once("src/papersearch.php");
 require_once("src/mailclasses.php");
 if (!$Me->is_manager() && !$Me->isPC) {
     $Me->escape();
@@ -667,10 +666,10 @@ private function run() {
 else
     echo '<td class="nw">Papers: &nbsp;</td><td>',
         Ht::hidden("plimit", 1), '<span>';
-echo Ht::entry("q", (string) $Qreq->q,
-               array("id" => "q", "placeholder" => "(All)",
-                     "class" => "papersearch need-suggest", "size" => 36)),
-    " &nbsp;in&nbsp;";
+echo Ht::entry("q", (string) $Qreq->q, [
+        "id" => "q", "placeholder" => "(All)", "spellcheck" => false,
+        "class" => "papersearch need-suggest", "size" => 36
+    ]), " &nbsp;in&nbsp;";
 if (count($tOpt) == 1) {
     echo htmlspecialchars($tOpt[$Qreq->t]);
 } else {
diff --git a/manualassign.php b/manualassign.php
index e947a02b7..728cfd40b 100644
--- a/manualassign.php
+++ b/manualassign.php
@@ -3,7 +3,6 @@
 // Copyright (c) 2006-2021 Eddie Kohler; see LICENSE.
 
 require_once("src/initweb.php");
-require_once("src/papersearch.php");
 if (!$Me->is_manager()) {
     $Me->escape();
 }
@@ -173,10 +172,11 @@ function saveAssignments($qreq, $reviewer) {
 
 // Paper selection
 echo "<tr><td>Paper selection: &nbsp;</td><td>",
-    Ht::entry("q", $Qreq->q,
-              ["id" => "manualassignq", "size" => 40, "placeholder" => "(All)",
-               "title" => "Paper numbers or search terms"]),
-    " &nbsp;in &nbsp;";
+    Ht::entry("q", $Qreq->q, [
+        "id" => "manualassignq", "size" => 40, "placeholder" => "(All)",
+        "class" => "papersearch want-focus need-suggest", "aria-label" => "Search",
+        "spellcheck" => false
+    ]), " &nbsp;in &nbsp;";
 if (count($tOpt) > 1) {
     echo Ht::select("t", $tOpt, $Qreq->t);
 } else {
diff --git a/reviewprefs.php b/reviewprefs.php
index ca154a23d..ad294ab55 100644
--- a/reviewprefs.php
+++ b/reviewprefs.php
@@ -3,7 +3,6 @@
 // Copyright (c) 2006-2021 Eddie Kohler; see LICENSE.
 
 require_once("src/initweb.php");
-require_once("src/papersearch.php");
 if (!$Me->privChair && !$Me->isPC) {
     $Me->escape();
 }
@@ -282,8 +281,10 @@ function parseUploadedPreferences($text, $filename, $apply) {
 }
 
 echo '<div class="entryi"><label for="htctl-prefs-q">Search</label><div class="entry">',
-    Ht::entry("q", $Qreq->q, ["id" => "htctl-prefs-q", "size" => 32]),
-    '  ', Ht::submit("redisplay", "Redisplay"), '</div></div>';
+    Ht::entry("q", $Qreq->q, [
+        "id" => "htctl-prefs-q", "size" => 32, "placeholder" => "(All)",
+        "class" => "papersearch want-focus need-suggest", "spellcheck" => false
+    ]), '  ', Ht::submit("redisplay", "Redisplay"), '</div></div>';
 
 function show_pref_element($pl, $name, $text, $extra = []) {
     return '<li class="' . rtrim("checki " . ($extra["item_class"] ?? ""))
diff --git a/search.php b/search.php
index 76091a0e0..cd2bd34a4 100644
--- a/search.php
+++ b/search.php
@@ -3,7 +3,6 @@
 // Copyright (c) 2006-2021 Eddie Kohler; see LICENSE.
 
 require_once("src/initweb.php");
-require_once("src/papersearch.php");
 if ($Me->is_empty()) {
     $Me->escape();
 }
@@ -308,11 +307,11 @@ function checkbox_item($column, $type, $title, $options = []) {
     '<div class="entryi medium"><label for="htctl-advanced-qt">Search</label><div class="entry">',
     Ht::select("qt", $qtOpt, $Qreq->get("qt", "n"), ["id" => "htctl-advanced-qt"]), '</div></div>',
     '<div class="entryi medium"><label for="htctl-advanced-qa">With <b>all</b> the words</label><div class="entry">',
-    Ht::entry("qa", $Qreq->get("qa", $Qreq->get("q", "")), ["id" => "htctl-advanced-qa", "size" => 60, "class" => "papersearch want-focus need-suggest"]), '</div></div>',
+    Ht::entry("qa", $Qreq->get("qa", $Qreq->get("q", "")), ["id" => "htctl-advanced-qa", "size" => 60, "class" => "papersearch want-focus need-suggest", "spellcheck" => false]), '</div></div>',
     '<div class="entryi medium"><label for="htctl-advanced-qo">With <b>any</b> of the words</label><div class="entry">',
-    Ht::entry("qo", $Qreq->get("qo", ""), ["id" => "htctl-advanced-qo", "size" => 60]), '</div></div>',
+    Ht::entry("qo", $Qreq->get("qo", ""), ["id" => "htctl-advanced-qo", "size" => 60, "spellcheck" => false]), '</div></div>',
     '<div class="entryi medium"><label for="htctl-advanced-qx"><b>Without</b> the words</label><div class="entry">',
-    Ht::entry("qx", $Qreq->get("qx", ""), ["id" => "htctl-advanced-qx", "size" => 60]), '</div></div>';
+    Ht::entry("qx", $Qreq->get("qx", ""), ["id" => "htctl-advanced-qx", "size" => 60, "spellcheck" => false]), '</div></div>';
 if (!$Search->limit_explicit()) {
     echo '<div class="entryi medium"><label for="htctl-advanced-q">In</label><div class="entry">',
         PaperSearch::limit_selector($tOpt, $Search->limit(), ["id" => "htctl-advanced-q"]), '</div></div>';
diff --git a/src/helpers.php b/src/helpers.php
index 2a3cdc4ab..ef7b1261c 100644
--- a/src/helpers.php
+++ b/src/helpers.php
@@ -252,9 +252,9 @@ function goPaperForm($baseUrl = null, $args = array()) {
     $list = Conf::$main->active_list();
     $x = Ht::form(Conf::$main->hoturl($baseUrl ? : "paper"), ["method" => "get", "class" => "gopaper"]);
     if ($baseUrl == "profile") {
-        $x .= Ht::entry("u", "", array("id" => "quicklink-search", "size" => 15, "placeholder" => "User search", "aria-label" => "User search", "class" => "usersearch need-autogrow"));
+        $x .= Ht::entry("u", "", ["id" => "quicklink-search", "size" => 15, "placeholder" => "User search", "aria-label" => "User search", "class" => "usersearch need-autogrow", "spellcheck" => false]);
     } else {
-        $x .= Ht::entry("p", "", array("id" => "quicklink-search", "size" => 10, "placeholder" => "(All)", "aria-label" => "Search", "class" => "papersearch need-suggest need-autogrow"));
+        $x .= Ht::entry("p", "", ["id" => "quicklink-search", "size" => 10, "placeholder" => "(All)", "aria-label" => "Search", "class" => "papersearch need-suggest need-autogrow", "spellcheck" => false]);
     }
     foreach ($args as $k => $v) {
         $x .= Ht::hidden($k, $v);
diff --git a/src/partials/p_home.php b/src/partials/p_home.php
index 1185c52b4..efbf31378 100644
--- a/src/partials/p_home.php
+++ b/src/partials/p_home.php
@@ -167,7 +167,7 @@ function render_search(Contact $user, Qrequest $qreq, $gx) {
             Ht::entry("q", (string) $qreq->q, [
                 "id" => "homeq", "size" => 32, "title" => "Enter paper numbers or search terms",
                 "class" => "papersearch need-suggest flex-grow-1",
-                "placeholder" => "(All)",
+                "placeholder" => "(All)", "spellcheck" => false,
                 "aria-labelledby" => "homesearch-label"
             ]), '<div class="form-basic-search-in"> in ',
             PaperSearch::limit_selector($tOpt, key($tOpt), ["class" => "ml-1"]),
diff --git a/src/settings/s_reviewform.php b/src/settings/s_reviewform.php
index eaeff27c3..ce69d888c 100644
--- a/src/settings/s_reviewform.php
+++ b/src/settings/s_reviewform.php
@@ -602,7 +602,7 @@ static function render_presence_property(SettingValues $sv, ReviewField $f, $xpo
             . Ht::select("rf_{$xpos}_ec", $ecsel, $ecv, ["id" => "rf_{$xpos}_ec", "class" => "uich js-foldup"])
             . ' &nbsp;'
             . Ht::entry("rf_{$xpos}_ecs", $ecs,
-                        $sv->sjs("rf_{$xpos}_ecs", ["class" => "papersearch fx need-autogrow need-tooltip", "placeholder" => "Search", "data-tooltip-info" => "settings-review-form", "data-tooltip-type" => "focus", "size" => 30]))
+                        $sv->sjs("rf_{$xpos}_ecs", ["class" => "papersearch fx need-autogrow need-tooltip", "placeholder" => "Search", "data-tooltip-info" => "settings-review-form", "data-tooltip-type" => "focus", "size" => 30, "spellcheck" => false]))
             . '</div></div>';
     }