One of the following is not a “Part of Speech”?

One of the following is not a “Part of Speech”?

Explanation

"Subjunctive" is a mood used in verbs, not a part of speech.

The main parts of speech are:

  1. Noun
  2. Pronoun
  3. Verb
  4. Adjective
  5. Adverb
  6. Preposition
  7. Conjunction
  8. Interjection