真似まねっこ

noun, noun or participle which takes 'suru'

imitating; copying; mimicking

Casual, often childish word for copying someone's actions, speech, or mannerisms. Commonly used as 真似っこする.

• 弟おとうとが私わたしの真似まねっこばかりする。

  My little brother is always copying me.

• 子こどもは大人おとなの真似まねっこが大だい好すきだ。

  Children love imitating adults.