ungrammatical

/ʌnɡrəˈmætɪkəl/
adjective
  1. Not following the rules of grammar; containing errors in sentence structure or word usage.
    • Her writing was full of ungrammatical phrases that confused the readers.
    • The sentence 'He go to school yesterday' is ungrammatical.
    • The teacher corrected the ungrammatical sentence by changing the verb tense.
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Antonyms
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