骨鯁在喉 [ㄍㄨˇ ㄍㄥˇ ㄗㄞˋ ㄏㄡˊ; gu3 geng3 zai4 hou2] fish bone stuck in one's throat (idiom); fig. to feel obliged to speak out candidly sth on one's mind ◄ ►