Intelligent
Intelligent adjective - Having or showing quickness of mind.
Merciless and intelligent are semantically related. In some cases you can use "Merciless" instead an adjective "Intelligent".
Merciless
Merciless adjective - Having or showing a lack of sympathy or tender feelings.
Intelligent and merciless are semantically related. Sometimes you can use "Intelligent" instead an adjective "Merciless".
Both words in one sentence
- She is intelligent, charismatic, merciless when she needs to be and her schemes deterred for twelve years the end of the world.
Source: Magnificent Bastard / Fan Fic
Cite this Source
Merciless and Intelligent. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/intelligent/merciless
Intelligent & Merciless. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/intelligent/merciless>.
Merciless or Intelligent. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/intelligent/merciless.
Google Ngram Viewer shows how "intelligent" and "merciless" have occurred on timeline