counterproject

noun

coun·​ter·​proj·​ect ˌkau̇n-tər-ˈprä-ˌjekt 

-jikt,

 also  -ˈprō-

variants or counter-project

plural counterprojects or counter-projects

: a counterproposal especially for a plan, measure, or treaty

The two nations resumed their long and wearisome boundary talks, swapping projects and counterprojects for survey commissions while laboriously debating the locations of rivers, lakes, and highlands.

—Howard Jones and Donald Allen Rakestraw

Word History

First Known Use

circa 1745, in the meaning defined above