musha-musha
The sound of energetically chewing something with big bites — eating an apple, corn on the cob, or a sandwich with enthusiasm.
💡Eating a fresh apple — 'He was musha-musha chomping on the apple!'
りんごをむしゃむしゃ食べた。
I musha-musha ate the apple.
The boy was ___ chomping on his sandwich happily.
男の子がサンドイッチを○○食べていた。