Synonyms of determinative

1 Syllable
last
2 Syllables
certain, valid, rearmost, laster, final, ender, settled, lastest, crucial
3 Syllables
credible, lattermost, decided, endwise, aftermost, fateful, effectual
4 Syllables
unarguable, decisive, conclusive, formative, determined, determining, determinant
5 Syllables
unappealable, definitive