nervous

From Latin 'nervosus', meaning 'sinewy, vigorous'.

ADJ (1)

[/ˈnɜːrvəs/^en-US]

緊張している literal / 不安な literal / 神経質な literal / あがっている informal / 神経的な formal / 緊張 untranslatable (Refers to the state of being nervous but may not convey the full emotional nuance.)

Synonyms anxious , tense

Antonyms calm , relaxed

Feeling worried, anxious, or apprehensive about something; easily agitated or prone to worrying.

She felt nervous before her big presentation. — She was anxious about speaking in front of a crowd.
He gets nervous when he has to fly. — Air travel makes him anxious.
Don't be so nervous; everything will be fine. — Don't be so worried; things will work out.