lover
noun
[ ˈlʌvə ]
• a partner in a sexual or romantic relationship outside marriage.
• "I think she had a secret lover"
Similar:
partner,
boyfriend,
girlfriend,
man,
woman,
lady friend,
lady-love,
loved one,
beloved,
love,
darling,
sweetheart,
mistress,
paramour,
other man,
other woman,
inamorata,
inamorato,
bit on the side,
fancy man,
fancy woman,
swain,
concubine,
doxy,
leman,
cicisbeo,