owner

The word "owner" is a transparent English compound built from the verb "own" and the agentive suffix "-er." The verb "own" descends from the Old English āgen, an adjective meaning "possessed, owned," which itself evolved from the Proto-Germanic verb aiganą, meaning "to have, to possess." This Germanic root is traced back to the Proto-Indo-European h₂eyḱ-, meaning "to have, possess, be master of." The suffix "-er," from Old English -ere, is a prolific agent-noun former, akin to the Latin -tor. Thus, the literal morpheme logic of "one who possesses" has remained remarkably stable from its ancient roots to its modern abstract meaning, directly describing a person who holds legal title or control over property.

Structure: own (to possess) + er (person who does) - own: From Old English āgen, meaning "to possess, own." Its ultimate origin is Proto-Germanic aiganaz ("own, possessed"). - er: An English agent noun suffix, from Old English -ere, used to form nouns denoting a person associated with an action or thing.