head over heels in

THESAURUS

head over heels in

absorbed, absorbed in, buried in, caught up in, contemplating, contemplative, devoted, devoted to, engaged, engrossed, engrossed in, enmeshed in, entangled in, far-gone, immersed in, implicated in, intent, intent on, involved, involved in, lost in, meditating, meditative, monomaniacal, monopolized, obsessed, occupied, preoccupied, single-minded, studious, studying, submerged in, swept up, taken up with, tied up in, totally absorbed, wrapped in, wrapped up in