hellismunni
nafnorðkarlkynhellis-munni
op á helli
Fallbeygingar
Eintala
Eintala m. greini
Nf.
hellismunni
hellismunninn
Þf.
hellismunna
hellismunnann
Þgf.
hellismunna
hellismunnanum
Ef.
hellismunna
hellismunnans
Fleirtala
Fleirtala m. greini
Nf.
hellismunnar
hellismunnarnir
Þf.
hellismunna
hellismunnana
Þgf.
hellismunnum
hellismunnunum
Ef.
hellismunna
hellismunnanna