in·am·o·ra·to 
(ĭn-ăm′ə-rätō)
(ĭn-ăm′ə-rätō)n. pl. in·am·o·ra·tos
A man with whom one has an intimate romantic relationship.
[Italian innamorato, from past participle of innamorare, to enamor : in-, into (from Latin; see IN-2) + amore, love (from Latin amor, from amāre, to love).]