Strong’s Greek
G187 — akmazo
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἀκμάζω
akmazo — pronounced ak-mad'-zo
from the same as 188; to make a point, i.e. (figuratively) mature:--be fully ripe. see GREEK for 188
1 occurrence in the KJV.
Revelation 14:18
And another angel came out from the altar, which had power over fire; and cried with a loud cry to him that had the sharp sickle, saying, Thrust in thy sharp sickle, and gather the clusters of the vine of the earth; for her grapes are fully ripe.