Overlooks rhymes with:
outlooks, buddenbrooks, checkbooks, claybrooks, cookbook's, cookbooks, guidebooks, handbooks, jokebooks, matchbooks, middlebrooks, notebooks, outlooks, overbooks, passbooks, pocketbooks, schoolbooks, scrapbooks, seabrook's, seabrooks, sketchbooks, storybooks, textbooks, waldenbooks, waldenbooks', westbrooks, yearbooks
Overlooks sounds like:
overalls, overhauls, overlays, overlock, overlook, overrules