rishryggur
nafnorð karlkyn
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.rishryggurrishryggurinnnf.rishryggirrishryggirnir
þf.rishryggrishrygginnþf.rishryggirishryggina
þgf.rishryggrishryggnumþgf.rishryggjumrishryggjunum
ef.rishryggjar / rishryggsrishryggjarins / rishryggsinsef.rishryggjarishryggjanna