تكيّس

He affected acuteness or sharpness or quickness of intellect, shrewdness, cleverness, ingeniousness, skilfulness, knowledge, or intelligence: [see تَعَقَّلَ:] or did so, not having it: synonym تَظَرَّفَ: (S, K, TA:) he feigned, or made a show of, كَيْس [i. e. acuteness or sharpness or quickness of intellect; &c.]. (TA.)

See also 1.