Pocket Thesaurus
Synonyms of fundamental
major, paramount, integral, crucial, indispensable, constitutional, elemental, theoretical, underlying, necessary, vital, significant, radical, elementary, central, principal, intrinsic, essential, structural, prime, supporting, primitive, organic, bottom, primary, cardinal, key, requisite, original, first, axiomatic, basal, primordial, rudimentary, constitutive, bottom-line, foundational, grass-roots, meat-and-potatoes, substratal, substrative, sustaining, underived
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