Intense
Ruthless
Ruthless adjective - Having or showing a lack of sympathy or tender feelings.
Intense and ruthless are semantically related. Sometimes you can use "Intense" instead an adjective "Ruthless".
Nearby Words: ruthlessly, ruth
Both words in one sentence
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Ayrton Senna, famously intense and ruthless Brazilian, feuded with Alain Prost in the 1980s.
Source: Useful Notes / Formula One -
As the series progress, Mitsuzane is revealed to be very ruthless and manipulative, and he develops an intense hatred for Kouta.
Source: Series / Kamen Rider Gaim - The cold and ruthless Azula from Avatar: The Last Airbender is named after the color of her flames (blue — which is more intense than normal red and yellow).
Source: Names To Run Away From / Colors
Cite this Source
Ruthless and Intense. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/intense/ruthless
Intense & Ruthless. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/intense/ruthless>.
Ruthless or Intense. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/intense/ruthless.
Google Ngram Viewer shows how "intense" and "ruthless" have occurred on timeline