In the sentence "Why is this here?", is "why" an adverb? What part of speech is "why?" I think it modifies the verb "is", so I think it is an adverb.
Learn English – What part of speech is “why” in the following example
parts-of-speech
Related Topic
- Learn English – What part of speech is “fun” in “Hiking is fun”
- Learn English – What part of speech is “down” in “down went the Titanic”
- Learn English – What part of speech is “asleep” in “sound asleep”
- Learn English – What part of speech is ‘better’ in the following sentence
- Learn English – What part-of-speech is “running” in this example
Best Answer
Yes, it's an adverb. And in your case, it does modify the verb is. When used as an adverb, why has the meaning of for what reason or purpose. Semantically, it fits your example perfectly.