underpinning

Synonyms

base, basis, bedrock, bottom, cornerstone, footing, foundation, ground, groundwork, keystone, root, warp, warp and woof;

Related Words

anchorage, bed, brace, bulwark, buttress, framework, infrastructure, mount, prop, shore, stay, substratum, substructure, support;

assumption, justification, premise (also premiss), presumption, presupposition, rationale, supposition, theory, thesis, warrant;

backbone, center, core, cornerstone, eye, focus, heart, hub, kernel, keystone, nucleus, seat;

essence, quintessence, soul, touchstone;