prim

(verb) assume a prim appearance. Example: "They mince and prim."

(verb) contract one's lips. Example: "She primmed her lips after every bite of food."

(verb) dress primly. Synonyms: prim up, prim out.

(adj) affectedly dainty or refined. Synonyms: dainty, mincing, niminy-piminy, twee.

(adj) exaggeratedly proper. Synonyms: priggish, prissy, prudish, puritanical, square-toed, straitlaced, strait-laced, straightlaced, straight-laced, tight-laced, victorian. Example: "My straitlaced aunt anna doesn't approve of my miniskirts."