Strong's #5269: hupozonnumi (pronounced hoop-od-zone'-noo-mee)
from 5259 and 2224; to gird under, i.e. frap (a vessel with cables across the keel, sides and deck):--undergirt.
Thayer's Greek Lexicon:
̔́
hupozōnnumi
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
Part of Speech: verb
Relation: from G5259 and G2224
Usage:
This word is used 1 times:
Acts 27:17: "when they had taken up, they used helps, undergirding the ship; and, fearing"