proneness

基本解释

The androgenic effects—stamina, initiative, risk-proneness, assertiveness, dominance—should be particularly useful where a woman must depend on her own resources to support herself and her family.
耐力，主动性，自信，敢于冒险，控制欲等，都是男性激素的效应的体现。这些对于自身资源有限在社会上孤军奋战的女性特别有利。
This may, says Van Tilburg, at least partially explain the positive relationship between boredom proneness with aggression, anger, and hostility.
Van Tilburg认为，这至少在一定程度上解释了，无聊情绪多引导一些主动性的情绪：比如攻击性、愤怒和敌意。

Information on families' religious, educational, professional and political inclinations, the average longevity of their members, their proneness to suicide and divorce and so forth, must shed some explanatory light on the personalities under genealogical scrutiny.
ECONOMIST: M’lords, ladies and gentlemen
They would charge extra for drivers living in accident-heavy urban areas, for homeowners who insist on building in the path of hurricanes, for deadbeats (turns out there's a correlation between low credit scores and accident-proneness) and for teenage boys.
FORBES: In Good Hands With All Those States?

the fact of being likely to suffer from an illness or have a particular negative characteristic