Unlucky rhymes with:
cluckey, luckey, luckie, lucky, mcluckie, plucky, brucie, buckey, bucky, chuckie, cluckey, drucie, kentucky, luckey, luckie, lucky, mcluckie, muckey, mucky, plucky, rucki, stuckey, stucki, stucky, stukey, truckee, tuckey, witucki, yucky
Unlucky sounds like:
umlasi, unleash, unleashes, unless, unlike, unlock