Nouns

(n)departure, going, going away, leavingthe act of departing
(n)passing, loss, departure, exit, expiration, going, releaseeuphemistic expressions for death“thousands mourned his passing”
(n)going, sleddingadvancing toward a goal“persuading him was easy going”, “the proposal faces tough sledding”

Adjectives

(s)goingin full operation“a going concern”