stofnaðar
Stofnaðar is the feminine plural past participle of the Icelandic verb stofna, meaning to found or establish. As an adjective, it is used to describe nouns that are feminine and plural, indicating that those entities have been established. In Icelandic, participles agree with the nouns they modify in gender and number, so stofnaðar accompanies feminine plural nouns such as stofnanir (institutions) or samtök (organizations) when those nouns are in their feminine plural form.
Stofnaðar is most common in formal, historical, or administrative writing, including encyclopedic or legal contexts, where
Stofnaðar has parallel forms for other genders and numbers of the verb stofna. The related forms include
Stofna, the verb meaning to found or establish; stofnun, the noun for an institution or foundation; other