Strong's Concordance

Original word: συγκάμπτω
Transliteration: sugkamptó
Definition (short): bend
Definition (full): to bend together

NAS Exhaustive Concordance

Word Origin: from sun and kamptó
Definition: to bend together
NASB Translation: bend (1).
NAS Exhaustive Concordance of the Bible with Hebrew-Aramaic and Greek Dictionaries.
Copyright © 1981, 1998 by The Lockman Foundation.
All rights reserved Lockman.org

Strong's Exhaustive Concordance

From sun and kampto; to bend together, i.e. (figuratively) to afflict -- bow down.

see GREEK sun

see GREEK kampto

KJV: Let their eyes be darkened, that they may not see, and bow down their back alway.
NASB: "LET THEIR EYES BE DARKENED TO SEE NOT, AND BEND THEIR BACKS FOREVER."