27-letter words containing u, n, r, f
- to fight a rearguard action — if someone is fighting a rearguard action or mounting a rearguard action, they are trying very hard to prevent something from happening, even though it is probably too late for them to succeed
- to give your word of honour — to solemnly promise
- weapons of mass destruction — nuclear, biological and chemical arms
- xml user-interface language — (language) (XUL) An XML-based language created for the Mozilla browser for development of cross-platform user interfaces. XUL supports input controls such as textboxes and checkboxes, toolbars, menus, dialogs, trees, keyboard shortcuts, and more.
- yeoman of the (royal) guard — a member of a ceremonial guard for the British royal family, made up traditionally of 100 men