Third-person singular simple present indicative form of renege.(verb)
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Use "reneges" in a sentence
"But the Creature, after Frankenstein reneges on a promise to assemble"
"If the city reneges on their agreements shouldn't they be on the hook for the millions of dollars already spent in preparing and designing a tunnel?"
"Republicans also say the budget reneges on a pledge Mr. Obama made in February 2009 to cut the deficit in half before the end of his first term in office."