unskilled, bad at, poor at, weak at, incompetent · superficial, halfhearted, half-assed, careless · smaller or lesser in degree
çekim: geçmiş 下手した
eş: 着手
köken: Probably a semantic shift from 端 (heta, “edge of something”), referring metaphorically to the edge of one's abilities or knowledge. The kanji spelling appears to be an instance of jukujikun (熟(じゅく)字(じ)訓(くん)).