straitlaced

given to or marked by very conservative standards regarding personal behavior or morals a very straitlaced old lady who believed that cleavage was something that should be shown by rock crystals, not respectable women Synonyms bluenosed, nice-nelly, prim, prudish, puritanical, Victorian Related Words priggish, staid, stuffy; genteel, proper, refined; decent, honest, moral, right, righteous, upright, virtuous Near Antonyms liberated, permissive; bad, immoral, improper, indecent, lax, lecherous, lickerish, loose, prurient, wicked; skanky [slang], slatternly, sleazy, sluttish, slutty, trampy; debauched, degenerate, degraded, depraved, perverted