insecure

Not sure or certain; doubtful.

Inadequately guarded or protected; unsafe.

Not firm or fixed; unsteady.

Lacking stability; troubled.

Lacking self-confidence; plagued by anxiety.

Not secure, firm, or safe; liable to give way; unsafe.

Not fully assured; not free from apprehension, fear, uncertainty, or doubt; uncertain.

To make insecure; imperil.

Not secure; not confident of safety or permanence; distrustful; suspicious; apprehensive of danger or loss.