摇头晃脑的近义词

晃：摇动。脑袋摇来摇去。形容自己感觉很有乐趣或自己认为很不差的样子。

[assume an air of self-conceit by wagging one's head;look pleased with oneself] 形容傲然自得的样子

见"摇头?脑"。