stage fright (n.)

• agitation
• apprehensiveness
• bashfulness
• confusion
• coyness
• demureness
• diffidence
• embarrassment
• fear
• fearfulness
• fidgetiness
• jumpiness
• nerves
• nervousness
• panic
• self-consciousness
• shamefacedness
• shyness
• skittishness
• tic
• timidity
• timidness
• timorousness
• trepidation
• twitching
• uneasiness
• vellication