diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2245a427..52b6725a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -454,7 +454,7 @@ Adminer 4.4.0 (2018-01-17)
 - PostgreSQL: Sort table names (regression from 4.3.1)
 - Editor: Don't set time zone from PHP, fixes DST
 - Editor: Display field comment's text inside [] only in edit form
-- Editor: Fix doubleclick on database page
+- Editor: Fix double-click on database page
 - Editor: Fix Search data in tables
 - Customization: Always send security headers
 - Hebrew translation
@@ -665,7 +665,7 @@ Adminer 3.7.0 (2013-05-19)
 - Fix resetting search (bug #318)
 - Don't use LIMIT 1 if updating unique row (bug #320)
 - Restrict editing rows without unique identifier to search results
-- Display navigation bellow main content on mobile browsers
+- Display navigation below main content on mobile browsers
 - Get number of rows on export page asynchronously
 - Respect 'whole result' even if some rows are checked (bug #339 since Adminer 3.7.0)
 - MySQL: Optimize create table page and Editor navigation
diff --git a/adminer/call.inc.php b/adminer/call.inc.php
index dc4d2677..8a19119f 100644
--- a/adminer/call.inc.php
+++ b/adminer/call.inc.php
@@ -33,7 +33,7 @@ if (!$error && $_POST) {
 	$query = (isset($_GET["callf"]) ? "SELECT" : "CALL") . " " . table($PROCEDURE) . "(" . implode(", ", $call) . ")";
 	$start = microtime(true);
 	$result = $connection->multi_query($query);
-	$affected = $connection->affected_rows; // getting warnigns overwrites this
+	$affected = $connection->affected_rows; // getting warnings overwrites this
 	echo $adminer->selectQuery($query, $start, !$result);
 
 	if (!$result) {
diff --git a/adminer/drivers/pgsql.inc.php b/adminer/drivers/pgsql.inc.php
index 829d8e81..4660e5ad 100644
--- a/adminer/drivers/pgsql.inc.php
+++ b/adminer/drivers/pgsql.inc.php
@@ -847,7 +847,7 @@ AND typelem = 0"
 			}
 		}
 
-		// coments for table & fields
+		// comments for table & fields
 		if ($status['Comment']) {
 			$return .= "\n\nCOMMENT ON TABLE " . idf_escape($status['nspname']) . "." . idf_escape($status['Name']) . " IS " . q($status['Comment']) . ";";
 		}
diff --git a/adminer/include/editing.inc.php b/adminer/include/editing.inc.php
index 75ef25bb..cfb18f96 100644
--- a/adminer/include/editing.inc.php
+++ b/adminer/include/editing.inc.php
@@ -637,7 +637,7 @@ function doc_link(array $paths, $text = "<sup>?</sup>") {
 * @return string
 */
 function ob_gzencode($string) {
-	// ob_start() callback recieves an optional parameter $phase but gzencode() accepts optional parameter $level
+	// ob_start() callback receives an optional parameter $phase but gzencode() accepts optional parameter $level
 	return gzencode($string);
 }
 
diff --git a/adminer/include/functions.inc.php b/adminer/include/functions.inc.php
index 4afe5996..0db06513 100644
--- a/adminer/include/functions.inc.php
+++ b/adminer/include/functions.inc.php
@@ -323,7 +323,7 @@ function ini_bool($ini) {
 	return (preg_match('~^(on|true|yes)$~i', $val) || (int) $val); // boolean values set by php_value are strings
 }
 
-/** Check if SID is neccessary
+/** Check if SID is necessary
 * @return bool
 */
 function sid() {
diff --git a/adminer/sql.inc.php b/adminer/sql.inc.php
index 9cb2b098..293ba67e 100644
--- a/adminer/sql.inc.php
+++ b/adminer/sql.inc.php
@@ -153,7 +153,7 @@ if (!$error && $_POST) {
 									$time = " <span class='time'>(" . format_time($start) . ")</span>"
 										. (strlen($q) < 1000 ? " <a href='" . h(ME) . "sql=" . urlencode(trim($q)) . "'>" . lang('Edit') . "</a>" : "") // 1000 - maximum length of encoded URL in IE is 2083 characters
 									;
-									$affected = $connection->affected_rows; // getting warnigns overwrites this
+									$affected = $connection->affected_rows; // getting warnings overwrites this
 									$warnings = ($_POST["only_errors"] ? "" : $driver->warnings());
 									$warnings_id = "warnings-$commands";
 									if ($warnings) {
diff --git a/todo.txt b/todo.txt
index d7a0e5cc..1fae7668 100644
--- a/todo.txt
+++ b/todo.txt
@@ -9,7 +9,7 @@ Draggable columns in alter table (thanks to Michal Manak)
 Define foreign keys name - http://forum.zdrojak.root.cz/index.php?topic=185.msg1255#msg1255
 Skinnable plus.gif and other images - http://typo3.org/extensions/repository/view/t3adminer/current/
 ? Filter by value in row under <thead> in select
-? Column and table names auto-completition in SQL textarea - http://blog.quplo.com/2010/06/css-code-completion-in-your-browser/
+? Column and table names auto-completion in SQL textarea - http://blog.quplo.com/2010/06/css-code-completion-in-your-browser/
 ? Aliasing of built-in functions can save 7 KB, function minification can save 7 KB, substitution of repetitive $a["a"] can save 4 KB, substitution of $_GET and friends can save 2 KB, aliasing of $connection->query can save 24 B, JS Closure compiler can save 2 KB, not enclosing HTML attribute values can save 1.2 KB, replacing \\n by \n can save .3 KB
 ? Branch binary_compile: LZW compression of all texts can save 11 KB, using chars 127-255 in minification can save 1 KB