Nouns are well, nouns. If you are learning a language, you should know what nouns are, here are some:

morning: shilikon
day: shakutasha
night: shatiho
noon/afternoon: skatusha
water: slisha
clouds: shusha
game: shinkatu
pillow: lashuka
bed: katushaku
blanket: katushuka
book: shitakusha
pages: shitashukala

Now we have: the Hogwarts Houses

Ravenclaw: Raveshuka

Slytherin: Slisharin

Gryffindor: Grishlor

Hufflepuff: Hufipeff