From Latin prōclīvitās, from prōclīvis ("prone to").

• (non-weak vowel) IPA: /pɹoʊˈklɪvɪti/
• (weak vowel) IPA: /pɹoʊˈklɪvəti/

proclivity (plural proclivities)

1. A predisposition or natural inclination, propensity, or a predilection; especially, a strong disposition or bent.

   Synonyms: penchant, propensity, Thesaurus:predilection

   The child has a proclivity for exaggeration.

   • 1922 February, James Joyce, “[16]”, in Ulysses, Paris: Shakespeare and Company, […], →OCLC ↗:

     This therefore was the reason why the still comparatively young though dissolute man who now addressed Stephen was spoken of by some with facetious proclivities as Lord John Corley.

• French: propension, penchant, tendance, inclination
• German: Hang, Vorliebe, Schwäche, Neigung
• Italian: tendenza
• Russian: скло́нность
• Spanish: propensión, tendencia, inclinación, afición, predilección, gusto