See derivation in Webster's New World Roget's A-Z Thesaurus II
noun
Something derived from another:
byproduct, derivative, descendant, offshoot, outgrowth, spinoff. See kinA point of origination:
beginning, fount, fountain, fountainhead, mother, origin, parent, provenance, provenience, root1, rootstock, source, spring, well1. See start
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