ROGET THESAURUS
tentacle
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.