Purpose
Purpose noun - Something that one hopes or intends to accomplish.
Rationality and purpose are semantically related In some cases you can use "Rationality" instead a noun "Purpose".
Rationality
Rationality noun - The state of having good sense and sound judgment.
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Synonyms for Rationality
Purpose and rationality are semantically related in sense topic. Sometimes you can use "Purpose" instead a noun "Rationality".
Both words in one sentence
- Wei Zhijun from Darker Than Black acts in stark contrast to the supposed rationality of most Contractors by joining Evening Primrose for the sole purpose of defeating Hei after the latter not-quite-killed him, for the sole purpose of getting a chance to fight him again.
Source: Blood Knight / Anime and Manga -
And then there's the whole (YMMV) Family-Unfriendly Aesop "don't try to be immortal, accept death", emphasized by Harry Potter and the Methods of Rationality doing the opposite on purpose and getting praised for it.
Source: Alternate Aesop Interpretation
Cite this Source
Rationality and Purpose. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/purpose/rationality
Purpose & Rationality. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/purpose/rationality>.
Rationality or Purpose. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/purpose/rationality.
Google Ngram Viewer shows how "purpose" and "rationality" have occurred on timeline