Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

961. Impurity — N. impurity; uncleanness &c (filth) 653; immodesty;

grossness &c adj.; indelicacy, indecency; impudicity†; obscenity, ribaldry, Fescennine, smut, bawdry†, double entente, equivoque [Fr.]. concupiscence, lust, carnality, flesh, salacity; pruriency, lechery, lasciviency†, lubricity; Sadism, sapphism†. incontinence, intrigue, faux pas [Fr.]; amour, amourette†; gallantry; debauchery, libertinish†, libertinage†, fornication; liaison; wenching, venery, dissipation. seduction; defloration, defilement, abuse, violation, rape; incest. prostitution, social evil, harlotry, stupration†, whoredom, concubinage, cuckoldom†, adultery, advoutry†, crim. con.; free love. seraglio, harem; brothel, bagnio†, stew, bawdyhouse†, cat house, lupanar†, house of ill fame, bordel†, bordello. V. be impure &c adj.; intrigue; debauch, defile, seduce; prostitute; abuse, violate, deflower; commit adultery &c n.. Adj. impure; unclean &c (dirty) 653; not to be mentioned to ears polite; immodest, shameless; indecorous, indelicate, indecent; Fescennine; loose, risque [Fr.], coarse, gross, broad, free, equivocal, smutty, fulsome, ribald, obscene, bawdy, pornographic. concupiscent, prurient, lickerish†, rampant, lustful; carnal, carnal-minded; lewd, lascivious, lecherous, libidinous, erotic, ruttish, salacious; Paphian; voluptuous; goatish, must, musty. unchaste, light, wanton, licentious, debauched, dissolute; of loose character, of easy virtue; frail, gay, riggish†, incontinent, meretricious, rakish, gallant, dissipated; no better than she should be; on the town, on the streets, on the pave, on the loose. adulterous, incestuous, bestial.