Meaning

verb put to use

verb carry out or practice; as of jobs and professions

verb give a workout to

originEtymology tree Proto-Indo-European *h₁éǵʰ Proto-Indo-European *-s Proto-Indo-European *h₁éǵʰs Proto-Italic *eks Latin ex Latin ex- Proto-Indo-European *h₂erk-der. Proto-Italic *arkeō Latin arceō Latin exerceō Latin exercitiumder. Old French exercisebor. Middle English exercise English exercise English -ed English exercised From exercise + -ed.

Etymology from Wiktionary, CC BY-SA 3.0