Adverb - Bijwoord

There are different kinds of adverbs according to their meaning. The three most common kinds are adverbs of time (when), place (where) and manner (how).

Morgen gaan we met z'n allen naar het café.
Tomorrow we'll go to the bar together.
Ik blijf thuis want ik wil studeren.
I stay at home because I want to study.
Peter schrijft mooi.
Peter writes beautifully.

Dutch adverbs (mostly adverbs of manner) can be identical in form to (undeclined) adjectives:

Nederland is een mooi land. (mooi is an adjective here)
Holland is a beautiful country.
Peter schrijft mooi. (mooi is an adverb here)
Peter writes beautifully.