diff --git a/named-typed-tuple/lib/main.js b/named-typed-tuple/lib/main.js
index 9aee4421..bb958a59 100644
--- a/named-typed-tuple/lib/main.js
+++ b/named-typed-tuple/lib/main.js
@@ -169,7 +169,7 @@ function factory( names, options ) { // eslint-disable-line max-lines-per-functi
 			tuple = typedarray( arguments[ 0 ], arguments[ 1 ], nfields, arguments[ 2 ] );
 		}
 		if ( tuple.length !== nfields ) {
-			throw new RangeError( format( 'invalid arguments. Arguments are incompatible with number of tuple fields. Number of fields: `%u`. Number of data elements: `%u`.', nfields, tuple.length ) );
+			throw new RangeError( format( 'invalid arguments. Arguments are incompatible with the number of tuple fields. Number of fields: `%u`. Number of data elements: `%u`.', nfields, tuple.length ) );
 		}
 		dtype = getDtype( tuple );
 
@@ -1273,7 +1273,7 @@ function factory( names, options ) { // eslint-disable-line max-lines-per-functi
 			}
 			if ( isCollection( src ) ) {
 				if ( src.length !== nfields ) {
-					throw new RangeError( format( 'invalid argument. Source is incompatible with number of tuple fields. Number of fields: `%u`. Source length: `%u`.', nfields, src.length ) );
+					throw new RangeError( format( 'invalid argument. Source is incompatible with the number of tuple fields. Number of fields: `%u`. Source length: `%u`.', nfields, src.length ) );
 				}
 				tuple = namedtypedtuple( nfields, opts.dtype );
 				if ( clbk ) {
@@ -1388,7 +1388,7 @@ function factory( names, options ) { // eslint-disable-line max-lines-per-functi
 				throw new TypeError( 'invalid invocation. `this` is not the host tuple factory.' );
 			}
 			if ( arguments.length !== nfields ) {
-				throw new RangeError( format( 'invalid invocation. Number of arguments incompatible with number of tuple fields. Number of fields: `%u`. Number of arguments: `%u`.', nfields, arguments.length ) );
+				throw new RangeError( format( 'invalid invocation. Number of arguments incompatible with the number of tuple fields. Number of fields: `%u`. Number of arguments: `%u`.', nfields, arguments.length ) );
 			}
 			args = [];
 			for ( i = 0; i < arguments.length; i++ ) {
diff --git a/object-inverse-by/lib/object_inverse_by.js b/object-inverse-by/lib/object_inverse_by.js
index 93745280..842735cd 100644
--- a/object-inverse-by/lib/object_inverse_by.js
+++ b/object-inverse-by/lib/object_inverse_by.js
@@ -103,7 +103,7 @@ function invertBy( obj, opts, transform ) {
 		cb = opts;
 	} else {
 		if ( !isObject( opts ) ) {
-			throw new TypeError( format( 'invalid argument. Options arguments must be an object. Value: `%s`.', opts ) );
+			throw new TypeError( format( 'invalid argument. Options argument must be an object. Value: `%s`.', opts ) );
 		}
 		if ( hasOwnProp( opts, 'duplicates' ) ) {
 			allowDupes = opts.duplicates;
diff --git a/open-url/lib/browser.js b/open-url/lib/browser.js
index 1399cea5..b76bddfe 100644
--- a/open-url/lib/browser.js
+++ b/open-url/lib/browser.js
@@ -40,7 +40,7 @@ var isURI = require( '@stdlib/assert/is-uri' );
 */
 function openURL( url ) {
 	if ( !isURI( url ) ) {
-		throw new TypeError( format( 'invalid input value. Must provide a valid URI. Value: `%s`.', url ) );
+		throw new TypeError( format( 'invalid argument. Must provide a valid URI. Value: `%s`.', url ) );
 	}
 	return window.open( url );
 }
diff --git a/open-url/lib/main.js b/open-url/lib/main.js
index c940b789..8a9dac2e 100644
--- a/open-url/lib/main.js
+++ b/open-url/lib/main.js
@@ -68,7 +68,7 @@ function openURL( url ) {
 	var proc;
 	var i;
 	if ( !isURI( url ) ) {
-		throw new TypeError( format( 'invalid input value. Must provide a valid URI. Value: `%s`.', url ) );
+		throw new TypeError( format( 'invalid argument. Must provide a valid URI. Value: `%s`.', url ) );
 	}
 	args = new Array( ARGS.length );
 	for ( i = 0; i < ARGS.length; i++ ) {