Any thing or person that retains. / A dependent or follower of someone of rank. / A paid servant, especially one who has been employed for many years.

plural of retainer

retention

Capable of being retained.

The act of retaining or keeping; retention.

(transitive) To keep in possession or use. / (transitive) To keep in one's pay or service. / (transitive) To employ by paying a retainer. / (transitive) To hold secure.

Third-person singular simple present indicative form of retain

simple past tense and past participle of retain

The act by which something or someone is retained; a retention.

Of or pertaining to something that retains something else, as with a retaining wall.