Strong’s Greek
G170 — akaireomai
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἀκαιρέομαι
akaireomai — pronounced ak-ahee-reh'-om-ahee
from a compound of 1 (as a negative particle) and 2540 (meaning unseasonable); to be inopportune (for oneself), i.e. to fail of a proper occasion:--lack opportunity. see GREEK for 1 see GREEK for 2540
1 occurrence in the KJV.
Philippians 4:10
But I rejoiced in the Lord greatly, that now at the last your care of me hath flourished again; wherein ye were also careful, but ye lacked opportunity.