kk.kvk.hk.
nf.frostheiðurfrostheið
þf.frostheiðanfrostheiða
þgf.frostheiðumfrostheiðrifrostheiðu
ef.frostheiðsfrostheiðrarfrostheiðs
nf.frostheiðirfrostheiðarfrostheið
þf.frostheiðafrostheiðarfrostheið
þgf.frostheiðum
ef.frostheiðra
nf.frostheiðifrostheiðafrostheiða
aukaföllfrostheiðafrostheiðufrostheiða
öll föllfrostheiðu
sterk beygingeintalafleirtalaveik beygingeintalafleirtalaeintalafleirtalakarlkynnf.þf.þgf.ef.kvenkynnf.þf.þgf.frostheiðumef.frostheiðrahvorugkynnf.þf.þgf.frostheiðumef.frostheiðrakarlkynnf.aukaföllfrostheiðukvenkynnf.frostheiðuaukaföllfrostheiðuhvorugkynöll föllfrostheiðukarlkyneintalanf.þf.þgf.ef.fleirtalanf.þf.þgf.ef.kvenkyneintalanf.þf.þgf.ef.fleirtalanf.þf.þgf.frostheiðumef.frostheiðrahvorugkyneintalaþgf.ef.fleirtalanf.þf.þgf.frostheiðumef.frostheiðrakarlkyneintalanf.aukaföllfleirtalaöll föllkvenkyneintalanf.aukaföllfleirtalaöll föllfrostheiðuhvorugkyneintalaöll föllfleirtalaöll föllfrostheiðu