Word Study
originative
CIDE DICTIONARY
originative, a.
Having power, or tending, to originate, or bring into existence; originating. [1913 Webster]
THESAURUS
originative
behind the scenes, causal, causative, conceptive, conceptual, constitutive, constructive, creative, decisive, demiurgic, determinative, effectual, esemplastic, etiological, fecund, fertile, formative, generative, germinal, ideational, ideative, imaginative, ingenious, innovational, innovative, inspired, institutive, inventive, notional, occasional, original, pivotal, pregnant, productive, prolific, seminal, shaping, teeming, visionedFor further exploring for "originative" in Webster Dictionary Online