Emily Dickinson Lexicon

FRAN'TIC, a. [L. phreneticus; Gr. φρενητικος, from φρενιτις, delirium or raving, from φρην, mind, the radical sense of which is to rush, to drive forward. So animus signifies mind, soul, courage, spirit; and anima signifies soul, wind, breath.]

1. Mad; raving; furious; outrageous; wild and disorderly; distracted; as, a frantic person; frantic with fear or grief.
2. Characterized by violence, fury and disorder; noisy; mad; wild; irregular; as, the frantic rites of Bacchus.