突慳貪 つっけんどん
tsukkendon

na-Adjective

1. blunt; curt; brusque

Usually Written in Kana
そんなに っけんどんにしてなんの とくがあるのか。
sonnani tsukkendonni shite nanno tokuga aru noka.
How can you benefit by being so unpleasant?
Other forms: