atviksorðið
An atviksorð, or adverb in English, is a word that modifies a verb, an adjective, another adverb, or even a whole clause. It typically provides information about the manner, time, place, frequency, or degree of the action or quality it describes. In Icelandic grammar, atviksorð are often considered a distinct part of speech, separate from adjectives. They can answer questions like "how?", "when?", "where?", or "how often?".
For example, in the sentence "Hún hljóp hratt" (She ran fast), "hratt" is an atviksorð modifying the
Some atviksorð are uninflected, meaning they do not change their form based on gender, number, or case.