lunatic (adjective) lunatic: crazy, mad
Sinonime: anxious, biting one's nails, bothered, butterflies in stomach, distressed, disturbed, exercised, in a stew, on pins and needles,
perturbed, tied up in knots, troubled,
uneasy, upset,
uptight, worried sick
Antonime: happy, undisturbed, unperturbed, untroubled, unworried