IPA: /ˌoʊvərˈɛksərsaɪz/
KK: /ˈoʊvərˌɛkərsaɪz/
To do physical exercise too much or more than is healthy.
If you overexercise, you might hurt yourself or feel very tired.
Past: overexercised
Past Participle: overexercised
Overexercise → It is formed from "over-" (meaning excessively) and "exercise" (from Latin "exercere", meaning to keep busy or to train). The word "overexercise" means to excessively engage in physical activity or training beyond what is healthy or recommended.
Think of doing physical activity 'excessively' ('over-') — that's why overexercise means to engage in too much exercise.