/ Thesaurus / B Synonyms of ball of fire Find synonyms for: Noun1. powerhouse, human dynamo, ball of fire, fireball, actor, doer, workerusage: a highly energetic and indefatigable person2. go-getter, whizz-kid, whiz-kid, ball of fire, actor, doer, workerusage: someone whose career progresses rapidlyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language