Intense
Intense adjective - Extreme in degree, power, or effect.
Unflagging and intense are semantically related. In some cases you can use "Unflagging" instead an adjective "Intense".
Unflagging
Unflagging adjective - Showing no signs of weariness even after long hard effort.
Usage example: being rewarded for the unflagging zeal with which she led the fund-raising campaign
Intense and unflagging are semantically related. Sometimes you can use "Intense" instead an adjective "Unflagging".
Cite this Source
Unflagging and Intense. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/intense/unflagging
Intense & Unflagging. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/intense/unflagging>.
Unflagging or Intense. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/intense/unflagging.
Google Ngram Viewer shows how "intense" and "unflagging" have occurred on timeline