ἀστήρικτος

Derivation

from G1 (Α) (as a negative particle) and a presumed derivative of G4741 (στηρίζω);

Meaning

unfixed, i.e. (figuratively) vacillating

In the King James Version

unstable

Translated as

unstable (2)

Where it appears

Found in 2 verses

2 Peter

2:14, 3:16