harðtrefjahampurnafnorð karlkynBeygingeintalaán greinismeð greininf.harðtrefjahampurharðtrefjahampurinnþf.harðtrefjahampharðtrefjahampinnþgf.harðtrefjahampiharðtrefjahampinumef.harðtrefjahampsharðtrefjahampsinsnf.þf.þgf.ef.