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sinful

adjective
 
 
/ˈsɪn.fəl/

Definition

against the rules of a religion or morally wrong: He confessed that he had sinful thoughts. Buying that sports car was a sinful waste of money.Morally wrong and evilDishonestSin informal describes something that is very pleasant, but very bad for you: This cream cake is sinful!Bad but attractive sinfully
 
 
/-i/ adverb
Morally wrong and evilDishonestSin
sinfulness
 
 
/-nəs/ noun [U]
Morally wrong and evilDishonestSin
(Definition of sinful adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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