diff --git a/phpBB/language/en/acp/attachments.php b/phpBB/language/en/acp/attachments.php
index f43835c7b0..8f7d88eb45 100644
--- a/phpBB/language/en/acp/attachments.php
+++ b/phpBB/language/en/acp/attachments.php
@@ -82,11 +82,11 @@ $lang = array_merge($lang, array(
 	'EXCLUDE_FROM_ALLOWED_IP'		=> 'Exclude IP from allowed IPs/hostnames',
 	'EXCLUDE_FROM_DISALLOWED_IP'	=> 'Exclude IP from disallowed IPs/hostnames',
 	'EXTENSIONS_UPDATED'			=> 'Extensions successfully updated',
-	'EXTENSION_EXIST'				=> 'The extension %s already exist',
+	'EXTENSION_EXIST'				=> 'The extension %s already exists',
 	'EXTENSION_GROUP'				=> 'Extension group',
 	'EXTENSION_GROUPS'				=> 'Extension groups',
 	'EXTENSION_GROUP_DELETED'		=> 'Extension group successfully deleted.',
-	'EXTENSION_GROUP_EXIST'			=> 'The extension group %s already exist',
+	'EXTENSION_GROUP_EXIST'			=> 'The extension group %s already exists',
 
 	'GO_TO_EXTENSIONS'		=> 'Go to extension management screen',
 	'GROUP_NAME'			=> 'Group name',
diff --git a/phpBB/language/en/common.php b/phpBB/language/en/common.php
index eb62f3a495..bc8989f8c2 100644
--- a/phpBB/language/en/common.php
+++ b/phpBB/language/en/common.php
@@ -110,7 +110,7 @@ $lang = array_merge($lang, array(
 	'COLLAPSE_VIEW'			=> 'Collapse view',
 	'CLOSE_WINDOW'			=> 'Close window',
 	'COLOUR_SWATCH'			=> 'Colour swatch',
-	'COMMA_SEPARATOR'		=> ', ',	// Used in pagination and secret yet-to-be-release style, use localised comma if appropriate, eg: Ideographic or Arabic
+	'COMMA_SEPARATOR'		=> ', ',	// Used in pagination of ACP & prosilver, use localised comma if appropriate, eg: Ideographic or Arabic
 	'CONFIRM'				=> 'Confirm',
 	'CONFIRM_CODE'			=> 'Confirmation code',
 	'CONFIRM_CODE_EXPLAIN'	=> 'Enter the code exactly as you see it in the image, it is case insensitive. Please note that a zero does not exist.',
@@ -680,7 +680,7 @@ $lang = array_merge($lang, array(
 		'Feb'		=> 'Feb',
 		'Mar'		=> 'Mar',
 		'Apr'		=> 'Apr',
-		'May_short'	=> 'May',	// Short representation of "May". May_short used because in english the short and long date are the same for May.
+		'May_short'	=> 'May',	// Short representation of "May". May_short used because in English the short and long date are the same for May.
 		'Jun'		=> 'Jun',
 		'Jul'		=> 'Jul',
 		'Aug'		=> 'Aug',
diff --git a/phpBB/language/en/ucp.php b/phpBB/language/en/ucp.php
index f0d543f4be..44fa4a4eaf 100644
--- a/phpBB/language/en/ucp.php
+++ b/phpBB/language/en/ucp.php
@@ -186,7 +186,7 @@ $lang = array_merge($lang, array(
 	'FOES_UPDATED'				=> 'Your foes list has been updated successfully',
 	'FOLDER_ADDED'				=> 'Folder successfully added',
 	'FOLDER_MESSAGE_STATUS'		=> '%1$d from %2$d messages stored',
-	'FOLDER_NAME_EXIST'			=> 'Folder <strong>%s</strong> already exist',
+	'FOLDER_NAME_EXIST'			=> 'Folder <strong>%s</strong> already exists',
 	'FOLDER_OPTIONS'			=> 'Folder options',
 	'FOLDER_RENAMED'			=> 'Folder successfully renamed',
 	'FOLDER_REMOVED'			=> 'Folder successfully removed',