Strong’s Greek
G4751 — stomachos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
στόμαχος
stomachos — pronounced stom'-akh-os
from 4750; an orifice (the gullet), i.e. (specially), the "stomach":--stomach. see GREEK for 4750
1 occurrence in the KJV.
1 Timothy 5:23
Drink no longer water, but use a little wine for thy stomach’s sake and thine often infirmities.