undrunarefni
nafnorðhvorugkynundrunar-efni
e-ð sem vekur undrun
það var öllum undrunarefni að hann skyldi sleppa lifandi
Fallbeygingar
Eintala
Eintala m. greini
Nf.
undrunarefni
undrunarefnið
Þf.
undrunarefni
undrunarefnið
Þgf.
undrunarefni
undrunarefninu
Ef.
undrunarefnis
undrunarefnisins
Fleirtala
Fleirtala m. greini
Nf.
undrunarefni
undrunarefnin
Þf.
undrunarefni
undrunarefnin
Þgf.
undrunarefnum
undrunarefnunum
Ef.
undrunarefna
undrunarefnanna