Organization
Part of speech: noun
Definition: The quality of being organized. The way in which something is organized, such as a book or an article. A group of people or other legal entities with an explicit purpose and written rules. A group of people consciously cooperating.
Association
Part of speech: noun
Definition: The act of associating.The state of being associated.A group of persons associated for a common purpose; an organization; society.A connection to or an affiliation with something.