Mindless
Mindless adjective - Not having or showing an ability to absorb ideas readily.
Usage example: a dead-end job fit only for mindless drones
Rational
Rational adjective - Having the ability to reason.
Usage example: human beings are rational creatures
Both words in one sentence
- One of the Vahki models in BIONICLE had the ability to temporarily overwrite a Matoran's conciousness and turn them into a mindless "shambler" incapable of rational thought.
Source: Phlebotinum-Induced Stupidity - In Sonic the Hedgehog (2006), Iblis is a godlike beast of phenomenal destructive power but no rational thought whose mindless rampage destroyed most of the world, ushering in a Bad Future.
Source: Almighty Idiot
Cite this Source
Rational and Mindless. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/mindless/rational
Mindless & Rational. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/mindless/rational>.
Rational or Mindless. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/mindless/rational.
Google Ngram Viewer shows how "mindless" and "rational" have occurred on timeline