brunasandur
nafnorðkarlkynbruna-sandur
svartur sandur úr eldgosi
Fallbeygingar
Eintala
Eintala m. greini
Nf.
brunasandur
brunasandurinn
Þf.
brunasand
brunasandinn
Þgf.
brunasandi
brunasandinum
Ef.
brunasands
brunasandsins
Fleirtala
Fleirtala m. greini
Nf.
brunasandar
brunasandarnir
Þf.
brunasanda
brunasandana
Þgf.
brunasöndum
brunasöndunum
Ef.
brunasanda
brunasandanna