THESAURUS
clench
abduct, adhere to, bear hug, bite, carry off, clamp, clasp, cleave to, clinch, cling, clinging, clip, clutch, death grip, embrace, firm hold, foothold, footing, freeze to, grapple, grasp, grip, gripe, hang on, hang on to, hold, hold fast, hold on, hold on to, hold tight, hug, iron grip, keep hold of, kidnap, never let go, nip, purchase, seizure, shanghai, stick to, tenure, throttle, tight grip, toehold
ROGET THESAURUS
clench
Compact
VB
contract, covenant, agree for, engage, treat, negotiate, stipulate, make terms, bargain, make a bargain, strike a bargain, come to terms, come to an understanding, compromise, set at rest, close, close with, conclude, complete, settle, confirm, ratify,
clench, subscribe, underwrite, endorse, indorse, put the seal to, sign, seal, indent, take one at one's word, bargain by inch of candle.
Retention
VB
retain, keep, hold fast one's own, hold tight one's own, hold fast one's ground, hold tight one's ground, clinch,
clench, clutch, grasp, gripe, hug, have a firm hold of, secure, withhold, detain, hold back, keep back, keep close, husband, reserve, have in stock, have on hand, keep in stock, entail, tie up, settle.
Taking
VB
take, catch, hook, nab, bag, sack, pocket, put into one's pocket, receive, accept, reap, crop, cull, pluck, gather, draw, appropriate, expropriate, impropriate, assume, possess oneself of, take possession of, commandeer, lay one's hands on, clap one's hands on, help oneself to, make free with, dip one's hands into, lay under contribution, intercept, scramble for, deprive of, take away, carry away, bear away, take off, carry off, bear off, adeem, abstract, hurry off with, run away with, abduct, steal, ravish, seize, pounce upon, spring upon, swoop to, swoop down upon, take by storm, take by assault, snatch, reave, snap up, nip up, whip up, catch up, kidnap, crimp, capture, lay violent hands on, get hold of, lay hold of, take hold of, catch hold of, lay fast hold of, take firm hold of, lay by the heels, take prisoner, fasten upon, grip, grapple, embrace, gripe, clasp, grab, clutch, collar, throttle, take by the throat, claw, clinch,
clench, make sure of, catch at, jump at, make a grab at, snap at, snatch at, reach, make a long arm, stretch forth one's hand, take from, take away from, disseize, deduct, retrench, dispossess, ease one of, snatch from one's grasp, tear from, tear away from, wrench from, wrest from, wring from, extort, deprive of, bereave, disinherit, cut off with a shilling, oust, divest, levy, distrain, confiscate, sequester, sequestrate, accroach, usurp, despoil, strip, fleece, shear, displume, impoverish, eat out of house and home, drain, drain to the dregs, gut, dry, exhaust, swallow up, absorb, draw off, suck the blood of, suck like a leech, retake, resume, recover.