Billboard-listi
nafnorð karlkyn önnur heiti
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.Billboard-listiBillboard-listinnnf.Billboard-listarBillboard-listarnir
þf.Billboard-listaBillboard-listannþf.Billboard-listaBillboard-listana
þgf.Billboard-listaBillboard-listanumþgf.Billboard-listumBillboard-listunum
ef.Billboard-listaBillboard-listansef.Billboard-listaBillboard-listanna