peningakassi
nafnorð karlkyn
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.peningakassipeningakassinnnf.peningakassarpeningakassarnir
þf.peningakassapeningakassannþf.peningakassapeningakassana
þgf.peningakassapeningakassanumþgf.peningakössumpeningakössunum
ef.peningakassapeningakassansef.peningakassapeningakassanna