Synonyms for Retained:

adj.

all (adjective)
maintained.
employed (adjective)
engaged, selected, chosen, hired.
kept (adjective)
possessed, included, confined, remembered, held, saved, reserved, received, sustained, maintained, owned, restrained, withheld, Had.
possessed (adjective)
owned.

n.

hired, jobholding, employed, working, work. retained (noun)
maintained, preserved.

v.

gripped (verb)
Adhered, held, grasped, Clasped, Had, kept, gripped, Embraced, seized, Clutched, Grappled.
retained (verb)
preserved, Prevented, conserved, Hindered, reserved, maintained.
withdrew (verb)
suppressed, withdrawn, Recanted, retracted, Withdrew, withheld, Revoked, recalled.

Other synonyms:

remembered, jobholding. saved. employed, working. hired. owned
possessed.
Other relevant words:
owned, confined, received, jobholding, restrained, sustained, engaged, remembered, possessed, hired, employed, saved, working.

Usage examples for retained

  1. Of those seven years it is certain that he retained not the smallest recollection; they were to him as if they had never been. – Archibald Malmaison by Julian Hawthorne
  2. She had retained the memory of it in her soul. – Original Short Stories, Volume 12 (of 13) by Guy de Maupassant Last Updated: February 13, 2009
  3. Why I retained the cipher I can not explain. – The Mayor's Wife by Anna Katherine Green