Another word for stiff
Not easily bent
solid, rigid, congealed, petrified, ossified, firm, tense, unyielding, inflexible, inelastic, hard, hardened, starched, annealed, cemented, stony, starchy, taut, contracted, thick, indurate, stubborn, obstinate, pertinacious, numb, unbending, thickened, wooden, steely, frozen, solidified, chilled, benumbed, refractory.
Antonyms flexible*, softened, soft.
Another word for stiffadjective
Not changing shape or bending:inelastic, inflexible, rigid, unbending, unyielding. See flexible
Stretched tightly:taut, tense, tight. See tighten
So rigidly constrained, formal, or awkward as to lack all grace and spontaneity:buckram, starchy, stilted, wooden. See flexible
Indicating or possessing determination, resolution, or persistence:constant, determined, firm1, resolute, steadfast, steady, tough, unbending, uncompromising, unflinching, unwavering, unyielding. See purpose
Having a high concentration of the distinguishing ingredient:concentrated, potent, strong. See strong
Vastly exceeding a normal limit, as in cost:sky-high, steep1, stratospheric, unconscionable. See big, usual
The physical frame of a dead person or animal:body, cadaver, carcass, corpse, remains. See body
A person who is habitually drunk:drunk, drunkard, inebriate, sot, tippler. (Slang) boozehound, boozer, lush2, rummy1, soak, souse, sponge. See drugs
A stingy person:miser, niggard, Scrooge, skinflint. (Informal) penny pincher. (Slang) cheapskate, tightwad. See give