Strong’s Greek
G2607 — kataginosko
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
καταγινώσκω
kataginosko — pronounced kat-ag-in-o'-sko
from 2596 and 1097; to note against, i.e. find fault with:--blame, condemn. see GREEK for 2596 see GREEK for 1097
2 occurrences in the KJV.
Galatians 2:11
But when Peter was come to Antioch, I withstood him to the face, because he was to be blamed.
1 John 3:21
Beloved, if our heart condemn us not, then have we confidence toward God.