Strong’s Greek
G2774 — kephalaion
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
κεφάλαιον
kephalaion — pronounced kef-al'-ah-yon
neuter of a derivative of 2776; a principal thing, i.e. main point; specially, an amount (of money):--sum. see GREEK for 2776
2 occurrences in the KJV.
Acts 22:28
And the chief captain answered, With a great sum obtained I this freedom. And Paul said, But I was free born.
Hebrews 8:1
Now of the things which we have spoken this is the sum: We have such an high priest, who is set on the right hand of the throne of the Majesty in the heavens;