Adverb (fukushi)

in that way; thus; such

Usually written using kana aloneconcerning the actions of the listener or concerning the ideas expressed or understood by the listener; with a neg. sentence, implies that something isn't as much as one might thinksee こうsee ああsee どう

Interjection (kandoushi)

so; the same; that's the case

Usually written using kana aloneused to express agreement with something said

so?

Usually written using kana aloneused to express doubt with something said