amu-amu
A baby or small child adorably putting food in their mouth and chewing — often used in baby talk for eating.
💡A baby eating rice porridge — 'The baby is amu-amu eating!'
赤ちゃんが離乳食をあむあむ食べている。
The baby is amu-amu eating baby food.
The toddler is ___ nibbling on a rice cracker.
幼児がおせんべいを○○食べている。