Synonyms of hellacious
- 1 Syllable
- tough, fine, crack, bad, good, best, cold, fab
- 2 Syllables
- heavy, adroit, aces, brutal, able, adept, utter, first-class, first-rate, downright, perfect, total, expert
- 3 Syllables
- tremendous, egregious, out-and-out, transcendent, masterly, terrific, complete, fantastic, surpassing, wonderful, marvelous, proficient
- 4 Syllables
- admirable, unqualified, absolute, awesome, dynamite, super-duper, exceptional, consummate, positive
- 5 Syllables
- unmitigated