Strong's #121: athoos (pronounced ath'-o-os)
from 1 (as a negative particle) and probably a derivative of 5087 (meaning a penalty); not guilty:--innocent.
Thayer's Greek Lexicon:
̓́
athōos
1) not guilty, innocent, unpunished
Part of Speech: adjective
Relation: (meaning a penalty)
Usage:
This word is used 2 times:
Matthew 27:4: "Saying, I have sinned in that I have betrayed the innocent blood. And they said,"
Matthew 27:24: "multitude, saying, I am innocent of the blood of this"