ヘラヘラ

ヘラヘラ, へらへらherahera

adverb · suru verb · na-adjective

1. (laughing) foolishly
2. (smiling) thoughtlessly
3. indiscreetly (talking)
4. carelessly (speaking)
5. frivolously
6. flippantly
7. thin (paper, cloth, etc.)
8. flimsy

Study it in Yanamino