unnerve
//ʌnˈnɜːv//
Verb
unnerveInfinitive
unnervePresent tense
unnervedPast tense
unnervedPast participle
unnervingPresent participle
unnervesThird-person singular
1
To make someone feel anxious, frightened, or lacking in confidence.
The strange noise in the dark unnerved her.
2
To deprive of courage, strength, or steadiness.
The unexpected criticism unnerved him before his presentation.