yáo​tóu​bǎi​wěi

lighthearted

摇头摆尾 (搖頭擺尾) yáo​tóu​bǎi​wěi
lighthearted idiom
to have a lighthearted air
self-satisfied idiom
to be well pleased with oneself
wagging idiom
to nod one's head and wag one's tail

Frequency

Movie subtitles
0.030 per million appears in 0% of films
Written text
0.171 per million

Sources

Definitions
CC-CEDICT