グーグー

adverb, adverb taking the 'to' particle, noun or participle which takes 'suru'

snoring sound; zzz

Mimics the sound of snoring. Often used with 寝る or いびき.

• 父ちちはグーグーいびきをかいている。

  My father is snoring loudly.

• 隣となりの部屋へやからグーグーという音おとが聞きこえる。

  I can hear a snoring sound from the next room.

adverb, adverb taking the 'to' particle, noun or participle which takes 'suru'

growling; rumbling

Describes a low, continuous rumbling sound, such as a stomach growling or an animal's growl.

• お腹なかがグーグー鳴なっている。

  My stomach is growling.

• 犬いぬがグーグーうなっている。

  The dog is growling.