Inamorata

(n.) A woman in love; a mistress.

Thesaurus Entries

Dulcinea, beloved, best girl, doxy, dream girl, flame, gill, girl, girl friend, honey, jill, jo, lady, lady love, ladylove, lass, lassie, lover, mistress, old lady, paramour, steady, sweetheart, sweetie, truelove, woman