Sodality
Part of speech: noun
Definition: Companionship. A fraternity, a society or association.
Brotherhood
Part of speech: noun
Definition: The state of being brothers or a brother.An association for any purpose, as a society of monks; a fraternity.The whole body of persons engaged in the same business, -- especially those of the same profession; as, the legal or medical brotherhood.Persons, and, poetically, things, of a like kind.
Example sentence: What is the essence of theosophy? It is the fact that man, being himself divine, can know the divinity whose life he shares. As an inevitable corollary to this supreme truth comes the fact of the brotherhood of man.