Adverbs for Fretful

foolishly; needlessly; groundlessly; sadly; unwisely; shrewishly; querulously; cantankerously; restively; perversely; terribly; captiously; whiningly; peevishly; complainingly; nervously; spitefully; feverishly; pathetically; unfortunately; unbearably; intolerably; sullenly; restlessly; capriciously; jealously; appallingly; shockingly; surprisingly; unreasonably.