Strong's #2001: episucho (pronounced ep-is-khoo'-o)
from 1909 and 2480; to avail further, i.e. (figuratively) insist stoutly:--be the more fierce.
Thayer's Greek Lexicon:
̓́
epischuō
1) to give additional strength, to make stronger
2) to receive greater strength, grow stronger
Part of Speech: verb
Relation: from G1909 and G2480
Usage:
This word is used 1 times:
Luke 23:5: "And they were the more fierce, saying, He stirreth up the people, teaching"