sumarvindur
nafnorð karlkyn
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.sumarvindursumarvindurinnnf.sumarvindarsumarvindarnir
þf.sumarvindsumarvindinnþf.sumarvindasumarvindana
þgf.sumarvindisumarvindinumþgf.sumarvindumsumarvindunum
ef.sumarvindssumarvindsinsef.sumarvindasumarvindanna