Translation of "Adverb" in Japanese

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

しかしながら、前置詞+関係代名詞whichの部分が関係副詞whereとなっています。

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

英語には８つの主な品詞があります：　名詞、動詞、形容詞、副詞、代名詞、前置詞、接続詞そして感嘆詞。