· not firm or firmly fixed; likely to fail or give way; "the hinge is insecure"
Antonym(s): secure
· lacking in security or safety; "his fortune was increasingly insecure"; "an insecure future"
Synonym(s): unsafe
Antonym(s): secure
· lacking self-confidence or assurance; "an insecure person lacking mental stability"
Antonym(s): secure
· not safe from attack
Synonym(s): unsafe