| Wellspring (n.) A fountain; a spring; a source of continual supply. Thesaurus Entries bonanza, cornucopia, font, fount, fountain, fountainhead, gold mine, headspring, headstream, headwater, inception, lode, mainspring, mine, origin, provenance, provenience, quarry, resource, riverhead, root, source, source of supply, spring, springhead, staple, vein, well, wellhead | ![]() |