insecure

Worried about yourself or your relationships because you do not feel confident.

• I feel insecure sometimes.
• She was insecure about her singing voice.
• Do you feel insecure around confident people?

How to use it: insecure about something (He feels insecure about his appearance.)

Similar words: unconfident, self-doubting

Opposites: confident, self-assured

Common phrases: feel insecure, insecure about something, insecure around someone

Not safely protected, firmly fixed, or certain to last.

• The window lock is insecure.
• Many workers have insecure jobs.
• An insecure network can expose your private information.

Similar words: unsafe, unprotected, unstable

Opposites: secure

Common phrases: insecure job, insecure connection, insecure lock