#5269 ὑποζώννυμι hupozonnumi {hoop-od-zone'-noo-mee}

 from G5259 and G2224; TDNT - n/a; v

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

 1) to undergird
    1a) to bind a ship together laterally: i.e. with girths or cables,
        to enable it to survive the force of waves and tempest

—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 - undergird 1; 1

—Exhaustive Concordance (KJV Translation Frequency & Location)