Narrer is a French word that means "to narrow" in English. There are several synonyms for the word narrer, including constrict, compress, contract, condense, constrain, shrink, and tighten. Each of these words carries a similar meaning to narrer, with slight nuances that may help to convey a specific message. For instance, if you want to describe something that is being restricted or limited in its scope, you might use the word constrict. If you want to describe something that is being reduced in size or volume, you might use the word shrink. In any case, using synonyms can help to make your writing more precise and nuanced.