compassion (n.) Look up compassion at
mid-14c., from Old French compassion "sympathy, pity" (12c.), from Late Latin compassionem (nominative compassio) "sympathy," noun of state from past participle stem of compati "to feel pity," from com- "together" (see com-) + pati "to suffer" (see passion).

Latin compassio is an ecclesiastical loan-translation of Greek sympatheia (see sympathy). An Old English loan-translation of compassion was efenðrowung.