搖頭擺腦 [摇头摆脑]

Jyutping jiu4 tau4 baai2 nou5
Pinyin yáo tóu bǎi nǎo

Definitions (Wiktionary)
  1. phrase, idiomatic
    Synonym of 搖頭晃腦／摇头晃脑 (yáotóuhuàngnǎo)..
    (syn.) 搖頭晃腦, 摇头晃脑