fretful /ˈfɹɛtfəl/ adjective3 •Given to fretting. •Unable to relax: fidgety; restless; worried; anxious. •Irritable; bad-tempered; grumpy; peevish.It was another cry, but not quite like the one she had heard last night; it was only a short one, a fretful, childish whine muffled by passing through walls. — 1910 formsmore fretful · most fretful