تحابث

(A, TA) He made a show of being, or pretended to be, bad, wicked, or deceitful. (TA.) And you say also ↓ تخبّث [either in the same sense, or as meaning He affected, or endeavoured, to be bad, wicked, or deceitful; or to do that which was خَبِيث, or bad, &c.]. (A, TA.)