Belonging

n.	1.	That which belongs to one; that which pertains to one; hence, goods or effects.
	2.	That which is connected with a principal or greater thing; an appendage; an appurtenance.
	3.	Family; relations; household. Few persons of her ladyship's belongings stopped, before they did her bidding, to ask her reasons. - Thackeray.

Noun

1.

belonging - happiness felt in a secure relationship; "with his classmates he felt a sense of belonging"

closeness, comfortableness, happiness, intimacy