stiffen synonyms and stiffen related words

Synonyms -> stiffen synonyms

List of stiffen synonyms and stiffen related words.

amplify, back, be tough, beef up, brace, brace up, buttress, case harden, charge, clot, coagulate, confirm, congeal, crystallize, electrify, endure, energize, fortify, galvanize, generate, gird, hang tough, harden, invigorate, jell, loop in, nerve, plug in, prop, refresh, reinforce, reinvigorate, restrengthen, rigidify, screw up, set, shock, shore up, short, short-circuit, solidify, steel, step down, step up, strengthen, support, sustain, switch off, switch on, tauten, temper, tense, thicken, tighten, toughen, trice up, turn off, turn on, undergird