adulterer
Longman Dictionary of Contemporary English 5++LDOCE 5++a·dul·ter·er /əˈdʌltərə $ -ər/ noun [countable] UNFAITHFULsomeone who is married and has sex with someone who is not their wife or husband 通奸者；奸夫；奸妇
Examples from the Corpus
adulterer• Jefferson was called a traitor, and Andrew Jackson was accused of being a drunken, ignorant adulterer.• It is the sort of hotel that has a skeleton in every closet and a register thick with the pseudonyms of adulterers.• Pre-election talk about cutting off thieves' hands and stoning adulterers is no longer heard.a·dul·ter·er nounChineseSyllable
sex is with has who someone married Corpus someone who and
adulterer
a‧dul‧ter‧er /əˈdʌltərə $ -ər/
noun [countable]
someone who is married and has sex with someone who is not their wife or husband
a‧dul‧ter‧er /əˈdʌltərə $ -ər/
noun [countable]someone who is married and has sex with someone who is not their wife or husband