DECISIVELY /dɪˈsaɪsɪvli/ Scrabble 19 Words With Friends 21 Definition adverb with firmness. — synonyms: resolutely adverb with finality. adverb in an indisputable degree. See all 191 words you can make from DECISIVELY → 10-letter words Words starting with D Words ending with Y ← Unscramble different letters