7 letters · 9 points in Scrabble
adjective contrary to accepted morality (especially sexual morality) or convention
adjective contrary to or forbidden by law
originBorrowed from French illicite, from Latin illicitus, from in- (“not”) + licitus (“allowed, permitted”), from licet (“it is allowed”). By surface analysis, il- + licit.
Etymology from Wiktionary, CC BY-SA 3.0