sinfully
🇺🇸
/ˈsɪnfəli/
🇬🇧
/ˈsɪnfəli/
adverb
R
in a way that is very bad or wrong
He ate sinfully large portions of the cake.
R
in a way that is slightly bad or wrong
She smiled sinfully at the thought of the surprise party.
translation
in a way that is very bad or wrong; in a way that is slightly bad or wrong