beinhnappur
nafnorð karlkyn
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.beinhnappurbeinhnappurinnnf.beinhnapparbeinhnapparnir
þf.beinhnappbeinhnappinnþf.beinhnappabeinhnappana
þgf.beinhnapp / beinhnappibeinhnappnum / beinhnappinumþgf.beinhnöppumbeinhnöppunum
ef.beinhnappsbeinhnappsinsef.beinhnappabeinhnappanna