Synonyms of complacency

complacency

noun

kəm-ˈplā-sᵊn(t)-sē 

as in vanity

an often unjustified feeling of being pleased with oneself or with one's situation or achievements

a momentary complacency that was quickly dispelled by the shock of cold reality

Synonyms & Similar Words

• vanity
• ego
• pridefulness
• pride
• arrogance
• complacence
• smugness
• self-satisfaction
• confidence
• egotism
• superiority
• vainglory
• conceitedness
• pomposity
• self-conceit
• self-love
• vainness
• pompousness
• conceit
• self-importance
• self-congratulation
• amour propre
• assurance
• swelled head
• vaingloriousness
• self-admiration
• self-glory
• self-opinion
• bighead
• self-esteem
• self-assumption
• swellheadedness
• self-confidence
• self-assurance
• overconfidence
• self-righteousness
• hubris
• selfishness
• snobbishness
• haughtiness
• superciliousness
• imperiousness
• presumption
• disdainfulness
• self-assertion
• egoism
• lordliness
• pretension
• pretense
• self-respect
• self-pride
• pretentiousness
• self-centeredness

Antonyms & Near Antonyms

• humility
• modesty
• diffidence
• humbleness
• timidity
• altruism
• unselfishness
• self-doubt
• passivity
• shyness
• bashfulness
• passiveness
• self-loathing
• self-disgust
• self-hate
• demureness
• timidness

Example Sentences

Recent Examples of complacency

Trouble starts when a communal relationship switches, out of complacency, and starts running on exchange rules. — Mark Travers, Forbes.com, 4 Aug. 2026

But not for the first time, Putin’s complacency led to overconfidence. — Alexander Gabuev, Foreign Affairs, 31 July 2026

But health and national security leaders cannot afford the same complacency. — David Blumenthal, STAT, 20 July 2026