Synonyms and Antonyms of underpinning
1 an immaterial thing upon which something else rests the underpinnings of the theory have recently been called into question Synonyms of underpinning basis, bedrock, bottom, cornerstone, footing, foundation, ground, groundwork, keystone, root, base, warp, warp and woofWords Related to underpinning 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
2 a structure that holds up or serves as a foundation for something else the underpinnings of the bridge were seriously damaged in the collision Synonyms of underpinning brace, buttress, mount, mounting, prop, reinforcement, shore, spur, stay, supportWords Related to underpinning shoring; column, pedestal, pilaster, pillar; arch, bolster, bracket, cantilever, girder; bearing; crutch, peg, post, stake, stanchion, stand, stilt, strut, truss; base, foundation, frame
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