sumarhattur
nafnorð karlkyn
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.sumarhattursumarhatturinnnf.sumarhattarsumarhattarnir
þf.sumarhattsumarhattinnþf.sumarhattasumarhattana
þgf.sumarhattisumarhattinumþgf.sumarhöttumsumarhöttunum
ef.sumarhattssumarhattsinsef.sumarhattasumarhattanna