IPA: /ɪnˈkæpəˌsɪti/
KK: /ɪnˈkæpəˌsɪti/
A condition where someone is unable to do something due to a physical or mental limitation.
His incapacity to walk was due to an accident.
Incapacity → It is formed from "in-" (meaning not) and "capacitas" (from Latin, meaning capacity or ability). The word "incapacity" refers to the state of not having the ability or capacity to do something.
Think of 'not' ('in-') having the 'ability' ('capacitas') to do something — that's why incapacity means a lack of ability.