paramour
/ˈpæɹəmʊə/noun
High School
1
A person who is the object of one's love, especially in an affair or romance; a lover; also, a sexual partner.
2
A person (especially someone who is not one's spouse) with whom one has an illicit or secret affair; also (Scotland, US, law), one with whom a married person has an adulterous affair.
3
A woman who is the object of a knight's love, and who he fights for.
4
God as the object of a person's devotion or love.
Thesaurus
#archaic#dated#obsolete