Strong’s Greek
G1317 — didaktikos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
διδακτικός
didaktikos — pronounced did-ak-tik-os'
from 1318; instructive ("didactic"):--apt to teach. see GREEK for 1318
2 occurrences in the KJV.
1 Timothy 3:2
A bishop then must be blameless, the husband of one wife, vigilant, sober, of good behaviour, given to hospitality, apt to teach;
2 Timothy 2:24
And the servant of the Lord must not strive; but be gentle unto all men, apt to teach, patient,