1560s, "disposition to favor," with -ty + obsolete adjective propense "inclined, prone" (1520s), from Latin propensus, past participle of propendere "incline to, hang forward, hang down, weigh over," from pro- "forward" (see pro-) + pendere "hang" (see pendant).
例文
1. He showed a propensity for violence.
彼は暴力的な傾向を示している。
2.He has a propensity for drinking too much alcohol.
彼はアルコール依存症になる傾向がある。
3.Mr Bint has a propensity to put off decisions to the last minute.
ビンター氏は最後の瞬間まで引きずることに慣れてから決定する。
4.She hasn 't reckoned on his propensity for violence.
彼女は彼が暴力的だとは思わなかった。
5. His propensity for [ toward ] wonder and adventure was growing constantly.