However, the preposition+relative pronoun (which) part becomes a relative adverb (where).

Supplementary information includes adverbs and things that function as adverbs.

In English there are eight main parts of speech: noun, verb, adjective, adverb, pronoun, preposition, conjunction and finally interjection.

Some English adverbs function as adjectives.

There are a plethora of ways to represent adverbs in my language.

The next sentence has adjectives and adverbs.