Strong’s Greek
G249 — alogos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἄλογος
alogos — pronounced al'-og-os
from 1 (as a negative particle) and 3056; irrational:--brute, unreasonable. see GREEK for 1 see GREEK for 3056
3 occurrences in the KJV.
Acts 25:27
For it seemeth to me unreasonable to send a prisoner, and not withal to signify the crimes laid against him.
2 Peter 2:12
But these, as natural brute beasts, made to be taken and destroyed, speak evil of the things that they understand not; and shall utterly perish in their own corruption;
Jude 1:10
But these speak evil of those things which they know not: but what they know naturally, as brute beasts, in those things they corrupt themselves.