Synonyms of 'bedrock'

aa, base, bottom, bottommost, brash, essential, foundation, fundament, fundamental, hardpan, life-and-death, life-or-death, material, pahoehoe, principle, talus, underbelly, undercarriage, block lava, belly, bedding, bed, basis, basic, basement, basalt, vital, underpinning, underneath, undermost, underlayer, tuff, tufa, tower, terra firma, substructure, substratum, substantive, stylobate, stone, stereobate, sill, seat, scree, scoria, schist, sarsen, sandstone, rudiment, rubble, root, rock-bottom, rock, riprap, regolith, radical, porphyry, pillar, pavement, nethermost, nadir, monolith, magma, limestone, lava, infrastructure, indispensable, groundwork, ground, granite, gneiss, footing, fond, focal, flooring, floor, crag, conglomerate, central, breech, breccia, understructure, underside