Synonyms|97Antonyms|33|Broader|0Narrower|0Related|280
7
ungrammatical(adjective, not)
5
incorrect
1
ill-formed
1
illiterate
1
solecistic(adjective, ungrammatical)
0
approximate
0
blurred
0
careless
0
colloquial
0
confused
0
conversational
0
doubtful
0
erroneous
0
false
0
faulty
0
flawed
0
fuzzy
0
imprecise
0
inaccurate
0
inefficient
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APASmart Define. (2015). grammatical thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/grammatical/thesaurus/antonyms
ChicagoSmart Define. 2015. "grammatical thesaurus" https://smartdefine.org/grammatical/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2015, grammatical thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/grammatical/thesaurus/antonyms>.
MLASmart Define. "grammatical thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/grammatical/thesaurus/antonyms>