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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.

She may even be feeling insecure in the relationship.

From MarketWatch • Apr. 13, 2026

We dislike insecure bellicosity not just because it’s embarrassing, but because it is ineffective.

From Slate • Apr. 13, 2026

But are platforms supposed to prohibit users from posting photos that might make someone feel depressed or insecure?

From The Wall Street Journal • Mar. 25, 2026

"A fragmented, insecure and highly unstable Sudan is not beneficial to them," he says.

From BBC • Mar. 4, 2026

With Lucas, I could be my insecure shell of a man and not feel threatened.

From "Where Things Come Back" by John Corey Whaley

Vocabulary lists containing insecure

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in-

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