"unnerved" in the verb sense
1. faze, unnerve, enervate, unsettle
disturb the composure of
"unnerved" in the adjective sense
1. unnerved
deprived of courage and strength
"the steeplejack, exhausted and unnerved, couldn't hold on to his dangerous perch much longer"
Source: WordNet® (An amazing lexical database of English)
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