The word “run” can be several types of word, depending on how it’s used in a sentence.

Main word types

  • Verb (most common): Describes an action.
    • “I run every morning.” (base form)
* “The computer is running.” (present participle)

* “The river runs through the town.” (simple present)
  • Noun : Refers to an event, period, or stretch of something.
    • “I went for a run.”
* “The play had a long run on Broadway.”
  • Adjective (attributive use): Used before a noun to describe it.
    • “A run train” or “run machine” in some technical contexts, or more commonly in set phrases like “run-down house” (derived forms).

Why “run” is tricky

  • It is an irregular verb : run – ran – run.
    • Base form: “run” (I run).
    • Past tense: “ran” (I ran).
    • Past participle: “run” (I have run).
  • It appears in many idioms and phrasal verbs , such as “run out of,” “run into,” and “run through,” which keep it as a verb but change the meaning.

So, when someone asks “what type of word is ‘run’?”, the concise answer is: it is primarily a verb , but it is also commonly used as a noun, and can function adjectivally in certain phrases.

Information gathered from public forums or data available on the internet and portrayed here.