ἀκριβέστατος (akribéstatos|ak-ree-bes'-ta-tos|adjective|exact)
[Grk] ἀκριβέστατος LN: 72.19 GK: G206, G207 Hebrew: יַצִּיב‎
Derivation: superlative of ἀκρίβης (a derivative of the same as ἄκρον);
Strong's: most exact
KJV: --most straitest.
See: ἄκρον