ETYMOLOGY
from Latin vilior, comparative of vilis (vile) + -ate; after meliorate
EXAMPLE
“…Secondly, that there is a medium in the watery temperature of the earth, either extream of
which viliorates the juice, where there is not an equal heat of the sun or fatness in the earth to correct the juices of the superluxuriant grass. …”
From: Observations in Husbandry
By Edward Lisle, a1722
Lexicophilia 