insecure

/ˌɪn.sɪˈkjʊr/
lacking confidence or self-assurance

She felt insecure about her appearance after the comments.

She lacked confidence in her appearance due to negative remarks.


informal

Lacking confidence or self-assurance; feeling uncertain or anxious about oneself.

He was insecure about his job performance and feared criticism.

He lacked confidence in his work and worried about being judged.

Social media can make people feel insecure about their lives.

Social media often causes people to doubt their self-worth.

Often used to describe emotional vulnerability or self-doubt.

Technology
technical

Not secure; vulnerable to attack or breach.

The website was insecure because it lacked encryption.

The website was vulnerable to hacking due to missing security measures.

Used in cybersecurity to describe systems lacking protection.

Collocations

feel insecureto lack confidenceinsecure attachmenta psychological term for unstable emotional bondsinsecure systema vulnerable or unprotected system

Related Phrases

insecure attachmentphrase
a psychological term for unstable emotional bonds
insecure systemphrase
a vulnerable or unprotected system

Pro Tip

Emotional vs. Technical Use

Be mindful of context—'insecure' can describe feelings or technical vulnerabilities.

Gold Rule

Avoid Overuse

Using 'insecure' too often can dilute its impact. Use specific synonyms when possible.

Word Origin

From Latin 'in-' (not) + 'securus' (safe, secure). First recorded in the 16th century.

Usage Notes

Commonly used to describe emotional states, but also in technical contexts like cybersecurity.

Word Breakdown

in-
not
prefix
+
secure
safe, confident
root
English Dictionary