I saw an _______ falling and crashing in a mountain

I have to write a docu__

The suffix ness can be use it with

My favorite team is in the champion ..... choose the correct noun

Choose the correct words to the suffix ity:

The suffix -ory its common for make countable nouns. territory its a countable and incountable noun

One of these words is incorrect:

The suffix -ure its common for make countable nouns. puncture its a countable noun

The word happy is a countable noun?

suffix or convert a verb or an adjective into a noun. Wich of the below words could use it ?