叩

strike; beat; kow tow; hit; thrash; criticize

5 strokes. Newspaper frequency rank 2316.

Readings

たたく (kun reading): 叩く (たたく) to strike; 叩きつける (たたきつける) to throw violently against
はたく (kun reading): 引っ叩く (ひっぱたく) to slap; 叩き込み (はたきこみ) hatakikomi
コウ (on reading): 叩頭 (こうとう) kowtow (bow made from a kneeling position wherein the forehead touches the ground); 叩打 (こうだ) hitting
すぎ (kun reading)

叩く (たたく) to strike
叩きつける (たたきつける) to throw violently against
叩き込む (たたきこむ) to drive into (e.g. a nail into a board)
叩き出す (たたきだす) to begin to strike
叩き (たたき) finely chopped fish or meat (sometimes seared first)
引っ叩く (ひっぱたく) to slap
叩き込み (はたきこみ) hatakikomi
火叩き (ひはたき) tool used to extract combusted tobacco from a kiseru pipe
叩頭 (こうとう) kowtow (bow made from a kneeling position wherein the forehead touches the ground)
叩打 (こうだ) hitting
叩首 (こうしゅ) kowtow
叩解 (こうかい) beating (in papermaking)
背部叩打法 (はいぶこうだほう) back blow method (for dislodging an obstruction in the windpipe)

58 words in all.