khó nói * ☊ 
not to known what to say, self-willed, headstrong * ☊ rắn mặt * ☊ stubborn, headstrong, willful, obstinate * ☊ rắn đầu * ☊ headstrong, stubborn, obstinate * ☊ đầu bò đầu bướu * ☊ opinionated, bull-headed, headstrong * ☊