adulterer

SMART Vocabulary: related words and phrases

Marriage, cohabitation & other relationships
affinal
as husband and wifeidiom
be an itemidiom
be shacked upidiom
civil marriage
have something going with someoneidiom
hear wedding bellsidiom
hitched
honest
husband
matrimony
monogamist
monogamous
monogamously
ménage à trois
shack
shack up
situationship
something
together

Examples from literature

But she will be living as an adulteress with an adulterer. 
He speaks kindly to the adulteress. 
One is astonished that Othello should not be startled, nay thunder-struck, when he hears such dying words coming from the lips of an obdurate adulteress. 
She is supposed to have been an adulteress and a murderess.