Yes,
This is the navigation.
The G.P.S is a navigation device.
Where is the navigation?
navigation
I don't know a sentence for navigation.
A noun is used as the subject of the object of a sentence or phrase.
The one noun in the sentence is bus.
A pronoun (he, she, it, him, her, we, us, etc.) can substitute for a noun in a sentence.
A noun clause and a noun phrase function as nouns in a sentence. A pronoun is a substitute for a noun.
A pronoun takes the place of a noun in a sentence and a gerund, a verbal noun, can be used for all of the functions of a noun as the subject of a sentence or clause and the object of a verb or a preposition.
Motivation is used a noun in the sentence.
Yes it is, because when used in a sentence, it is the subject of the sentence.
it is used as a noun - i am full of awesomeness
It can be used that way in a sentence. No, access is a noun, accessible is an adjective
No, the noun form is regulation.