"Sidewalksuperintended" is not a word found in traditional dictionaries, as it appears to be a made-up term. Therefore, there are no official antonyms for this word. However, if we look at the two words separately, we can come up with several antonyms. From "sidewalk," antonyms could include "open space," "field," "park," or "wilderness." From "superintended," antonyms could include "neglected," "abandoned," "ignored," or "unmanaged." While there may not be a direct opposite for "sidewalksuperintended," breaking down the components of the word can help us come up with several antonyms.