Etymology Explorer › Old French

Where does “exercise” come from?

exercise (Old French) comes from Latin exercitium, from Latin exerceo, from Latin arceo, from Proto-Italic arkeō, from Proto-Indo-European h₂erk- — to protect, guard, hold, lock.

Ancestry of “exercise”, step by step

StepLanguageWordMeaning
1Latinexercitiumexercise, practice
2LatinexerceoI keep busy, keep at work, drive on; occupy,...
3LatinarceoI shut up, enclose; box in; I keep off, ward off;...
4Proto-Italicarkeō—
5Proto-Indo-Europeanh₂erk-to protect, guard, hold, lock

Words derived from “exercise”

  • exercise
  • exercising
  • exercisable
  • exerciser
  • postexercise
  • exerciseth
  • nonexercise
  • overexercise
  • exercisability
  • nonexercising
  • unexercisable
  • underexercise
  • exercisest
  • nonexerciser
  • nonexercisable
  • ekker
  • exercisible
  • exercise
Every word from Proto-Indo-European h₂erk- →