Verbs Forms

Base Form	imge	Past Form	Past Participle Form	s es ies	ing form
understand		understood	understood	understands	understanding
undo		undid	undone	undoes	undoing
uproot		uprooted	uprooted	uproots	uprooting
upset		upset	upset	upsets	upsetting
urge		urged	urged	urges	urging
use		used	used	uses	using
utter		uttered	uttered	utters	uttering