The noun form of the adjective 'active' is activeness.A related noun form is activity.
very significant
Yes, you could say so. "Active" is an adjective. It is used to modify or describe other words.It should be noted that active is also a verb (as in to be active).
I would describe that person as being Friendly.
active person
well..pauper means poor ,so i think that it's describing a person so it should be an adjectiveAdditional answerNo, pauper is a noun. It's not describing a person, any more than thief is describing someone. It IS that person. You might have a white pauper, in which case the word white is describing what sort of pauper he is.
poor
A cartographer
phenotype
A teachable person
a description to how a person looks also describing what that person is wearing
The temperature of an active person should be about 99.6 degrees Fahrenheit.