Strong’s Greek
G4942 — sunupokrinomai
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
συνυποκρίνομαι
sunupokrinomai — pronounced soon-oo-pok-rin'-om-ahee
from 4862 and 5271; to act hypocritically in concert with:--dissemble with. see GREEK for 4862 see GREEK for 5271
1 occurrence in the KJV.
Galatians 2:13
And the other Jews dissembled likewise with him; insomuch that Barnabas also was carried away with their dissimulation.