aperiodic Antonyms - page 2

bimestrial bimonthly biweekly bulldog bullheaded assured assiduous adamant adventurous aggressive ambitious annual antagonistic ardent aspiring assertive carnivorous catamenial ephemeris ferocious fortnightly full-blooded galvanized gazette gladiatorial guided half-hourly emulous diurnal centenary centennial chapbook competing compulsive consumed cyclic daily decennial half-yearly