lappastakkur
nafnorð karlkyn grasafræði
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.lappastakkurlappastakkurinnnf.lappastakkarlappastakkarnir
þf.lappastakklappastakkinnþf.lappastakkalappastakkana
þgf.lappastakk / lappastakkilappastakknum / lappastakkinumþgf.lappastökkumlappastökkunum
ef.lappastakkslappastakksinsef.lappastakkalappastakkanna