re·lent·less 
/rɪˈlɛntləs/ adjective
/rɪˈlɛntləs/ adjective [more relentless; most relentless] 1 : continuing without becoming weaker, less severe, etc.
▪ Her relentless optimism held the team together. ▪ relentless winds 2 : remaining strict or determined
▪ The hunter was relentless in pursuit of his prey. ▪ a relentless opponent of deregulation
▪ Her relentless optimism held the team together. ▪ relentless winds
▪ The hunter was relentless in pursuit of his prey. ▪ a relentless opponent of deregulation
— re·lent·less·ly adverb
▪ She is relentlessly optimistic. ▪ a hunter relentlessly pursuing his prey [=pursuing without stopping]
▪ She is relentlessly optimistic. ▪ a hunter relentlessly pursuing his prey [=pursuing without stopping]
