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Use "synonymity" in a sentence
"Other alternatives listed have limited synonymity."
"But when we have a generic synonymity with entertainment, how can we say we're an academic breeding ground for scientists?"
"If the film has any shortcomings, they mostly concern a developing synonymity between Hellboy's Bureau for Paranormal Research and Defense and the likes of THE X-FILES and particularly MEN IN BLACK, as well as some of the same Mutant vs."