| STIFFED | • stiffed v. Simple past tense and past participle of stiff. • STIFF v. to cheat, rob. |
| STIFFEN | • stiffen v. (Transitive) To make stiff. • stiffen v. (Intransitive) To become stiff. • STIFFEN v. to make stiff. |
| STIFFER | • stiffer adj. Comparative form of stiff: more stiff, more rigid, more inflexible, more unbending. • stiffer n. (Slang, vulgar) An erection of the penis. • STIFF adj. rigid. |
| STIFFENS | • stiffens v. Third-person singular simple present indicative form of stiffen. • STIFFEN v. to make stiff. |
| STIFFEST | • stiffest adj. Superlative form of stiff: most stiff Most rigid, most inflexible, most unbending. • STIFF adj. rigid. |
| STIFFENED | • stiffened v. Simple past tense and past participle of stiffen. • STIFFEN v. to make stiff. |
| STIFFENER | • stiffener n. Anything added to something in order to stiffen it, such as a support beam, or starch for a collar. • stiffener n. (Slang) An alcoholic drink taken to fortify oneself. • STIFFENER n. something used to stiffen. |
| UNSTIFFEN | • unstiffen v. To remove the stiffness from; to relax; to make pliant. • UNSTIFFEN v. to make not stiff. |
| STIFFENERS | • stiffeners n. Plural of stiffener. • STIFFENER n. something used to stiffen. |
| STIFFENING | • stiffening n. An item, material or feature that makes something stiffer. • stiffening v. Present participle of stiffen. • STIFFENING n. the act of stiffening. |
| UNSTIFFENS | • unstiffens v. Third-person singular simple present indicative form of unstiffen. • UNSTIFFEN v. to make not stiff. |
| STIFFENINGS | • stiffenings n. Plural of stiffening. • STIFFENING n. the act of stiffening. |
| UNSTIFFENED | • unstiffened adj. Not stiffened. • UNSTIFFEN v. to make not stiff. |
| UNSTIFFENING | • unstiffening v. Present participle of unstiffen. • UNSTIFFEN v. to make not stiff. |