undirtrappa
nafnorð kvenkyn
Fallbeygingar
Eintala
eintala með greini
nefnifall
undirtrappa
undirtrappan
þolfall
undirtröppu
undirtröppuna
þágufall
undirtröppu
undirtröppunni
eignarfall
undirtröppu
undirtröppunnar
Fleirtala
fleirtala með greini
nefnifall
undirtröppur
undirtröppurnar
þolfall
undirtröppur
undirtröppurnar
þágufall
undirtröppum
undirtröppunum
eignarfall
undirtrappa
undirtrappanna