Countervailing is a related term of adversative.
As a verb countervailing
is .
As an adjective adversative is
(linguistics) expressing opposition or difference.
As a noun adversative is
(rare|dated) something, particularly a clause or conjunction, which is.
adversative
English
Adjective
(-)
(linguistics) Expressing opposition or difference.
*
Noun
(
en noun)
(rare, dated) Something, particularly a clause or conjunction, which is .