have stage fright

afraid concerned doubtful jittery jumpy suspicious uncertain uneasy uptight

alarmed biting nails butterflies disquieted feel in bones foreboding frozen get vibes have a hunch have cold feet have funny feeling hung up in a cold sweat in a dither in a sweat lily-livered mistrustful running scared shaky stiff troubled weak worried worried sick

calm certain clear collected composed confident cool definite easygoing happy laid-back sure unquestionable

at ease quiet unafraid undoubting unfearful unsuspicious unworried