クンクン

adverb, adverb taking the 'to' particle

sniff-sniff (of an animal)

Mimetic word for the sound or action of an animal sniffing repeatedly, often with curiosity.

• 犬いぬがクンクンと地じ面めんのにおいをかいでいる。

  The dog is sniff-sniffing the ground.

adverb, adverb taking the 'to' particle

whining; whimpering

Mimetic word for a soft, repeated crying sound, like a child or small animal whimpering.

• 赤あかちゃんがクンクン泣ないている。

  The baby is whimpering.