What is another word for "retain"?

Roget's Thesaurus (1911) lists these synonyms for "retain": back, become, bird, bond, bring, captive, clench, clinch, close, clutch, come, custody, detain, detention, down, entail, fast, finger, firm, fist, forceps, grasp, grip, gripe, ground, hand, have, hold, hook, hug, husband, inalienable, incommunicable, interval, iron, keep, lucid, lucidity, mind, mortmain.