That all depends on your definition of "language". For most linguists, all that matters is mutual intelligibility. For others, a language is a "dialect with an

That all depends on your definition of "language". For most linguists, all that matters is mutual intelligibility. For others, a language is a "dialect with an army and a flag", i.e. a political construct. A Swedish person like me most of the time have no trouble at all understanding spoken Norwegian, and reading both bokmål and nynorsk is quite easy. Spoken Danish requires some effort and getting used to, but it is still quite possible to have a conversation.