relativize
verb
rel·a·tiv·ize ˈre-lə-tə-ˌvīz 
relativized; relativizing
transitive verb
: to treat or describe as relative
Example Sentences
Recent Examples on the Web Supporters of conspiracy myths and opponents of the measures against the pandemic do not even shy away from relativizing the Holocaust. 
NBC News, 20 Feb. 2020 Such relativizing behavior affects even our most intimate relationships. Matt Ridley, WSJ, 15 Nov. 2018
NBC News, 20 Feb. 2020 Such relativizing behavior affects even our most intimate relationships. Matt Ridley, WSJ, 15 Nov. 2018 Word History
First Known Use
1935, in the meaning defined above