diabolically
🇺🇸
/ˌdaɪəˈbɑːlɪkli/
🇬🇧
/ˌdaɪəˈbɒlɪkli/
adverb
R
in a very evil or wicked way
The villain diabolically laughed as he revealed his sinister plan.
悪党は彼の陰険な計画を明らかにしながら悪魔のように笑った。
translation
悪魔的に