THESAURUS
alum, aspirator, astringent, clamp, claws, clutches, compressor, constrictor, contractor, corkscrew, crowbar, digits, extractor, fangs, fingernails, fingers, forceps, hands, hooks, jaws, mandibles, maxillae, meathooks, mitts, nails, nippers, palm, pincer, pipette, pliers, pounces, press, pump, separator, siphon, styptic, styptic pencil, talons, teeth, tweezers, unguals, ungulae, vacuum pump, vise, wringer
ROGET THESAURUS
Retention
N
retention, retaining, keep, detention, custody, tenacity, firm hold, grasp, gripe, grip, iron grip, fangs, teeth, claws, talons, nail, unguis, hook, tentacle, tenaculum, bond, clutches, tongs, forceps,
pincers, nippers, pliers, vice, paw, hand, finger, wrist, fist, neaf, neif, bird in hand, captive, retaining, retentive, tenacious, unforfeited, undeprived, undisposed, uncommunicated, incommunicable, inalienable, in mortmain, in strict settlement, uti possidetis.