1450 - egguos

Strong's Concordance

Original word: ἔγγυος
Transliteration: egguos
Definition (short): guarantee
Definition (full): under good security, guarantee (noun)

NAS Exhaustive Concordance

Word Origin: from eggué (a security)
Definition: under good security (adjective), guarantee (noun)
NASB Translation: guarantee (1).
NAS Exhaustive Concordance of the Bible with Hebrew-Aramaic and Greek Dictionaries.
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Strong's Exhaustive Concordance

From en and guion (a limb); pledged (as if articulated by a member), i.e. A bondsman -- surety.

see GREEK en

KJV: By so much was Jesus made a surety of a better testament.
NASB: so much the more also Jesus has become the guarantee of a better covenant.