Nongrammatical
Substandard and nongrammatical are semantically related. In some cases you can use "Substandard" instead an adjective "Nongrammatical".
Substandard
Substandard adjective - Falling short of a standard.
Nongrammatical and substandard are semantically related. You can use "Nongrammatical" instead an adjective "Substandard".
Mutual synonyms
Cite this Source
Substandard and Nongrammatical. (2017). Retrieved 2026, August 10, from https://thesaurus.plus/related/nongrammatical/substandard
Nongrammatical & Substandard. N.p., 2017. Web. 10 Aug. 2026. <https://thesaurus.plus/related/nongrammatical/substandard>.
Substandard or Nongrammatical. 2017. Accessed August 10, 2026. https://thesaurus.plus/related/nongrammatical/substandard.
Google Ngram Viewer shows how "nongrammatical" and "substandard" have occurred on timeline