Strong’s Greek
G5047 — teleiotes
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
τελειότης
teleiotes — pronounced tel-i-ot'-ace
from 5046; (the state) completeness (mentally or morally):--perfection(-ness). see GREEK for 5046
2 occurrences in the KJV.
Colossians 3:14
And above all these things put on charity, which is the bond of perfectness.
Hebrews 6:1
Therefore leaving the principles of the doctrine of Christ, let us go on unto perfection; not laying again the foundation of repentance from dead works, and of faith toward God,