sinkanafnorð kvenkynBeygingeintalafleirtalaán greinismeð greinián greinismeð greininf.sinkasinkannf.sinkursinkurnarþf.sinkusinkunaþf.sinkursinkurnarþgf.sinkusinkunniþgf.sinkumsinkunumef.sinkusinkunnaref.sinka / sinknasinkanna / sinknannanf.þf.þgf.ef.nf.þf.þgf.ef.