Synonyms of primitive

1 Syllable
démodé, first, old, wild
2 Syllables
upfront, larval, thoughtless, simplex, chthonic, basic, wilder, castoff, up-front, fiercest, plasmic, bushmen, earliest, primal, lowbrow, fiercer, rooter, olden, archaic, biotic, early, bushman, rustic, feudal, wildest, first-hand, time-worn, cast-off, grass-roots, grassroots, passer
3 Syllables
nuts-and-bolts, barbarian, pristine, unthoughtful, underlying, barbaric, hot-headed, unmilled, unworked, colonial, primeval, asocial, primordial, demode, demoded, old-fangled, cellular, unstylish, barbarians, organic, benighted, medieval, essential, cannibal, primary, amoebic, radical, substratal, savage, barbarous, radicals, cannibals
4 Syllables
undesigning, antiquarian, oldfashioned, elemental, foundational, underived, unmatured, proleptical, original, prehistoric, pre-historic, unlabored, unassumed, indigenous, unprocessed, rough-and-ready, wild-and-woolly, old-fashioned, out-of-style, rudimental, originals, unevolved, fundamental, substrative
5 Syllables
aborigine, meat-and-potatoes, anatomical, anthropophagi, uncivilized, anthropophagous, rudimentary, undeveloped, anthropophagus, unembarrassed, cannibalistic, aboriginal, elementary, unactualized, antediluvian, axiological
6 Syllables
underivative, anthropophagite, anthropophaginian, undomesticated
7 Syllables
prerevolutionary