#0793 ἀστήρικτος asteriktos {as-tay'-rik-tos}

 from G0001 (as a negative particle) and a presumed derivative of
    G4741; TDNT - 7:653,1085; adj

—Greek Word Study (Transliteration-Pronunciation Etymology & Grammar)

 1) unstable, unsteadfast

—Thayer's (New Testament Greek-English Lexicon)

—Strong's (Greek Dictionary of the New Testament)

—NAS Exhaustive Concordance of the Bible with Hebrew-Aramaic and Greek Dictionaries

 AV - unstable 2; 2

—Exhaustive Concordance (KJV Translation Frequency & Location)