in love (adj.)
1.marked by foolish or unreasoning fondness"she was crazy about him" "gaga over the rock group's new album" "he was infatuated with her"
in love (adj.)
amorous, besotted, charmed, dotty, gaga, infatuated, madly in love, smitten, soft on, taken with, crazy (colloquial), enamored (American), enamoured (British), head over heels in love (colloquial), sweet (colloquial)