Strong’s Greek
G65 — agrielaios
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἀγριέλαιος
agrielaios — pronounced ag-ree-el'-ah-yos
from 66 and 1636; an oleaster:--olive tree (which is) wild. see GREEK for 66 see GREEK for 1636
2 occurrences in the KJV.
Romans 11:17
And if some of the branches be broken off, and thou, being a wild olive tree, wert graffed in among them, and with them partakest of the root and fatness of the olive tree;
Romans 11:24
For if thou wert cut out of the olive tree which is wild by nature, and wert graffed contrary to nature into a good olive tree: how much more shall these, which be the natural branches, be graffed into their own olive tree?