þurfir
þurfir is an Old Norse word that translates to "need" or "necessity" in modern English. It is a common verb in Old Norse literature and is often used in contexts discussing requirements, obligations, or things that are essential. The word derives from the Proto-Germanic root *þurbaz, which also relates to the concept of needing or wanting.
The usage of þurfir can be seen in various Old Norse texts, from sagas to eddic poetry.