“nervous”

Experiencing worry or unease about an uncertain outcome.

“She stood anxious at the edge of the stage, her hands trembling behind her back.”

Best for: A step above 'nervous' — works in most formal and casual writing.

Feeling dread or unease about something that may happen.

“He was apprehensive about the surgery, lying awake long after midnight.”

Best for: Fits well in literary prose and serious journalism.

Experiencing rapid, restless anxiety often felt physically.

“Two espressos in, she was already jittery before the interview even began.”

Best for: Punchy and physical — great for vivid, energetic writing.

Disturbed into a state of unease or inner restlessness.

“He left the meeting disquieted, unable to shake the feeling something was wrong.”

Best for: Excellent in literary fiction for subtle, internal unease.

Filled with trembling fear or alarmed hesitation before an event.

“Trepidatious and pale, she knocked on the headmaster's door.”

Best for: Slightly formal and dramatic — works well in stylized prose.

Timid and trembling with fear or nervous agitation.

“The pavid soldier froze at the mouth of the tunnel, breath caught in his chest.”

Best for: Extremely rare Latin-rooted term — ideal for highly literary or archaic registers.