In the nature of something though not readily apparent:
— An underlying meaning.
Located beneath or below.
Being or involving basic facts or principles:
— Underlying principles.
Moby thesaurus: ab ovo, basal, basic, basilar, between the lines, bottom, cardinal, constituent, constitutive, covert, critical, crucial, cryptic, delitescent, dormant, elemental, elementary, esoteric, essential, foundational ... show more.
Be or form the base for.
Moby thesaurus: afford support, back, back up, be latent, bear, bear up, bed on, bolster, bolster up, bottom on, brace, build on, buoy up, buttress, carry, couch, cradle, crawl, crouch, crutch ... show more.
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