unnerve

verb

un·​nerve ˌən-ˈnərv 

unnerved; unnerving; unnerves

transitive verb

1

: to deprive of courage, strength, or steadiness

was unnerved by the enemy's overwhelming show of strength

2

: to cause to become nervous : upset

His strange behavior unnerved her.

unnervingly

ˌən-ˈnər-viŋ-lē 

adverb

Synonyms of unnerve

• paralyze
• frighten
• terrify
• intimidate
• scare

Choose the Right Synonym for unnerve

unnerve, enervate, unman, emasculate mean to deprive of strength or vigor and the capacity for effective action.

unnerve implies marked often temporary loss of courage, self-control, or power to act.

unnerved by the near collision

enervate suggests a gradual physical or moral weakening (as through luxury or indolence) until one is too feeble to make an effort.

a nation's youth enervated by affluence and leisure

unman implies a loss of manly vigor, fortitude, or spirit.

a soldier unmanned by the terrors of battle

emasculate stresses a depriving of characteristic force by removing something essential.

an amendment that emasculates existing safeguards

Examples of unnerve in a Sentence

Seeing the police in there unnerved me.

She was unnerved by his strange manner.

Recent Examples on the Web

While SpaceX's satellite internet division, Starlink, remains the company's key revenue driver, the group's gigantic AI capex spend is unnerving investors, helping to drag the stock price lower in Wednesday's session. — Hugh Leask, CNBC, 5 Aug. 2026

His bet is that the same technology unnerving finance chiefs, artificial intelligence, is what finally drags that sector into the modern era. — Boaz Sobrado, Forbes.com, 1 Aug. 2026

Trump’s recent clashes with Pope Leo XIV over the Iran war have also unnerved some young conservatives. — Charlie Sabgir, The Atlantic, 1 July 2026

Perhaps coincidentally, OpenAI is considering delaying its IPO, The New York Times reported, with executives unnerved by SpaceX’s volatile debut and stock-market choppiness. — Tom Chivers, semafor.com, 26 June 2026

Word History

First Known Use

1603, in the meaning defined at sense 1

Rhymes for unnerve

• conserve
• deserve
• manoeuvre
• observe
• preserve
• reserve
• subserve
• curve
• mirv
• nerve
• serve
• swerve

Kids Definition

unnerve

verb

un·​nerve ˌən-ˈnərv 

ˈən-

unnerved; unnerving

: to deprive of nerve, courage, or self-control

the accident unnerved me