perpetual C2+

/pɚˈpɛtʃuəl/ never ending or changing; occurring repeatedly

perpetually C2+

/pərˈpɛtʃuəli/ in a way that never ends or seems to recur constantly

unperpetuated C2+

/ˌʌnpərˈpɛtʃuˌeɪtɪd/ not continued or kept in existence