sinful

 
Pronunciation: /ˈsɪnfʊl, -f(ə)l/

adjective

  • wicked and immoral; committing or characterized by the committing of sins: sinful men a sinful way of life
  • highly reprehensible: a sinful waste

Derivatives

sinfully

adverb

sinfulness

noun

Origin:

Old English synfull (see sin1, -ful)