falling over oneself (adjective) fervent/fervid: enthusiastic, excited
Sinonime: come back, go back, hark back, inverse, invert, lapse, recrudesce, recur, regress, relapse, resume, retrograde, retrogress,
revertAntonime: cool,
discouraged, dispirited,
impassive,
uncaring, unenthusiastic, unexcited