Synonyms of substratal

1 Syllable
first, old
2 Syllables
early, earliest, primal, simplex, grass-roots, grassroots, basic, rooter, archaic
3 Syllables
pristine, underlying, primordial, primeval, essential, primary
4 Syllables
underived, unevolved, fundamental, rudimental, substrative, primitive
5 Syllables
elementary, axiological, undeveloped
6 Syllables
underivative