The Oxford Thesaurus An A-Z Dictionary of Synonyms - obscene adj.

1) inelegant, improper, rude, impure, unchaste, shameless, shameful, indecent, immodest, off colour, indecorous, indelicate, risqu‚, vulgar, immoral, degenerate, amoral, dissolute, broad, suggestive, erotic, sensual, ribald, debauched, wanton, loose, libertine, bawdy, blue, scabrous, coarse, dirty, filthy, smutty, pornographic, libidinous, lewd, licentious, lecherous, lustful, goatish, carnal, ruttish, lascivious, filthy, salacious, prurient, disgusting, offensive, repulsive, foul, abominable, vile, loathsome, gross, foul-mouthed, scurrilous, scatological, vile, Literary Cyprian, Paphian, Fescennine, thersitical: In the cinema business, 'adult' and 'obscene' seem to be synonyms. 2) evil, wicked, heinous, atrocious, awful, outrageous, repulsive, shocking, repellent, obnoxious, off-putting, objectionable, beastly, intolerable, insufferable, unpalatable, distasteful, nauseous, nauseating, sickening, execrable, despicable, nasty: The obscene monster dashed the brave warriors to the rocks far below.