Illogical
Illogical adjective - Not using or following good reasoning.
Nonvalid and illogical are semantically related. In some cases you can use "Nonvalid" instead an adjective "Illogical".
Nearby Word: illogicality
Nonvalid
Nonvalid adjective - Having no basis in reason or fact.
Usage example: a nonvalid theory that most scientists rejected long ago
Mutual synonyms
Related pairs
- false and illogical
- false and nonvalid
- inconsistent and illogical
- inconsistent and nonvalid
- irrational and illogical
- irrational and nonvalid
- invalid and illogical
- invalid and nonvalid
- unsound and illogical
- unsound and nonvalid
- senseless and illogical
- senseless and nonvalid
- absurd and illogical
- absurd and nonvalid
Cite this Source
Nonvalid and Illogical. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/illogical/nonvalid
Illogical & Nonvalid. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/illogical/nonvalid>.
Nonvalid or Illogical. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/illogical/nonvalid.
Google Ngram Viewer shows how "illogical" and "nonvalid" have occurred on timeline