contributory

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

From earlier contributary, from Middle English contributarie, from con- + tributarie after Middle French contributaire.

He believed that Waterloo was won by the indirect influence of public school cricket--disregarding many other contributory factors. — The Passionate Friends, H. G. (Herbert George) Wells
It made me uneasy, as though the whole evening had been a trick of some sort to exact a contributory emotion from me. — The Great Gatsby, F. Scott (Francis Scott) Fitzgerald
From my list of contributory causes I find that I have omitted one item--viz., that there did not appear to be anybody else about. — The Man Upstairs and Other Stories, P. G. (Pelham Grenville) Wodehouse

conducive, contributing, contributive, tributary

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