unintermitting

unintermitting

(ˌʌnɪntəˈmɪtɪŋ)
adj
formal (of an activity) having no temporary breaks, intervals, or suspension of action
References in classic literature ?
His doubts might have been indeed pardoned; for, except perhaps the flying fish, there was no race existing on the earth, in the air, or the waters, who were the object of such an unintermitting, general, and relentless persecution as the Jews of this period.
When author Wilkie Collins walked the area in the mid-1850s, quiet reflection was impossible: 'We had been walking hitherto amid almost invariable silence and solitude; but now, with each succeeding minute, strange, mingled, unintermitting noises began to grow louder and louder around us.
who were the objects of such an unintermitting general and relentless persecution as the Jews of this period.