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Synonyms

relentlessly

American  
[ri-lent-lis-lee] / rɪˈlɛnt lɪs li /

adverb

  1. without letting up, pausing, or giving up; persistently.

    To win, you need to keep coming at the other team relentlessly, without allowing them time to adjust or alter strategy.


Etymology

Origin of relentlessly

relentless ( def. ) + -ly