countervail
verb
[ ˌkaʊntəˈveɪl ]
• offset the effect of (something) by countering it with something of equal force.
• "stereotypes are countervailed by more realistic assessments"
Origin:
late Middle English (in the sense ‘be equivalent to in value’): from Anglo-Norman French contrevaloir, from Latin contra valere ‘be of worth against’.
