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Definitions

insecure

[in-si-kyoor] / ˌɪn sɪˈkyʊər /
ADJECTIVE
uncertain, worried
Synonyms
STRONGEST
afraid anxious apprehensive hesitant shaky touchy troubled unsure uptight
WEAK
Delphic choked diffident hanging by thread jumpy on thin ice questioning touch and go unassured unconfident unpoised up in the air vague
Antonyms
STRONGEST
at ease calm certain collected composed cool definite happy peaceful quiet sure unafraid unwavering unworried
WEAK
confident guarded protected safe secure sound
ADJECTIVE
dangerous, precarious
Synonyms
STRONGEST
frail immature shaky unreliable unstable vulnerable wobbly
STRONG
unsafe
WEAK
defenseless exposed fluctuant hazardous insubstantial loose open to attack perilous rickety rocky rootless unguarded unprotected unshielded unsound unsteady vacillating wavering weak
Antonyms
STRONGEST
firm stable steady strong unshaky
WEAK
certain confident guarded protected safe secure sound sure

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This doesn’t mean it’s good to be perpetually insecure or take everything personally.

From The Wall Street Journal • Apr. 30, 2026

She may even be feeling insecure in the relationship.

From MarketWatch • Apr. 13, 2026

"I'm really proud of him and it's a really brave thing to do, to come out and speak about something that you're insecure about and that you do keep hidden."

From BBC • Mar. 24, 2026

Over the show’s seven-season run, Brendon became a central figure, portraying the witty, insecure but dependable “everyman” in the gang’s battles against the forces of darkness.

From Los Angeles Times • Mar. 21, 2026

He was complacent and insecure, daring in the administrative stratagems he employed to bring himself to the attention of his superiors and craven in his concern that his schemes might all backfire.

From "Catch-22" by Joseph Heller

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