Boyfriend

Noun

 * 1) A male partner in a romantic relationship.
 * 2) A male friend.

Thesaurus
Casanova, Don Juan, Lothario, Romeo, admirer, amoroso, beau, beloved, caballero, cavalier, cavaliere servente, crush, esquire, fancy man, fellow, fiance, flame, gallant, gentleman friend, gigolo, heartthrob, inamorato, lady-killer, love-maker, lover, man, master, necker, old man, paramour, petter, philanderer, seducer, sheik, squire, steady, sugar daddy, swain, sweetheart, truelove, young man