What does "bonify" mean?

To convert into―or make―good; to improve.

Bonify

/ˈbəʊnɪfaɪ/ verb

verb ·Rare ·Advanced level

Verb

1
To convert into―or make―good; to improve. transitive
"to bonify evils, or tincture them with good"
2
To make bony; to ossify or to pare down to the bones. rare
"The inhabitants of Albion at the harvest & the vintage Feel their brain cut round beneath the temples, shrieking, Bonifying into a skull, the marrow exuding in dismal pain."
3
To remit or reduce a price, typically in order to compensate for a tax for fee.
"With the help of a surtax of 11 florins per 100 kilos., the refiners fix the home price at a level which enables them to bonify the manufacturers for all that is sold at home, and the exporters for all that is sent abroad."

"to bonify evils, or tincture them with good"

Etymology 1

From French bonifier.

Etymology 2

From bone + -ify.