occasional Antonyms

much of usual unremitting steady standard seriate rife repeated reiterative regular recurrent protractile predictable perseverant perpetual unceasing around the clock mountains of all too common heaps of loads of undiscouraged pathologically dime a dozen in order alotta 24-7 nonrandom middle-of-the-road firmware round the clock periodic pandemic ordinary continuous continuing continual constant commonplace common chronological chronical chronic ceaseless bare average aquatic addicting conventional customary