primal

adj

1. primary, prime, initial, initiative, first, premier, opening; pristine, earliest, early.

2. original, aboriginal, autochthonal, autochthonous; primitive, primordial, primigenial; incipient, beginning, germinal, embryonic, embryonal, genetic, ge-netical, nascent.

3. primeval, archaic, fossil, fossillike, fossilized; ancient, antiquated, antique, oldest, old, aged; prehistoric, preadamic, Noachian, Noachic, Noachical, antediluvian, before the Flood or Deluge; eolithic, Paleolithic, Mesolithic, Neolithic.

4. principal, main, major, meat-and-potatoes, central, most important; head, capital, chief, cardinal, paramount; prominent, dominant, predominant, hegemonic, prevailing; crucial, vital, critical, significant, consequential, momentous.

5. fundamental, basic, radical, root, elemental, underlying; essential, indispensable, necessary, needed; elementary, rudimentary, rudimental, inchoate.