straumteinn
nafnorð karlkyn
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.straumteinnstraumteinninnnf.straumteinarstraumteinarnir
þf.straumteinstraumteininnþf.straumteinastraumteinana
þgf.straumteinistraumteininumþgf.straumteinumstraumteinunum
ef.straumteinsstraumteinsinsef.straumteinastraumteinanna