A coming together of elements forming a whole, a unified or interrelated group; ensemble, set, grouping, aggregate, collection, body / an outfit (a set of articles of clothing) / a set / an ensemble

together

subset, subgroup, subclass (a group within a group) / subset

(set theory) superset

(mathematics) empty set (the unique set that contains no elements)

as a whole, in its entirety

(Louisiana, Cajun, St. Mary Parish) to marry

Synonym of avoir gardé les cochons ensemble

(informal) to know each other well, to be on familiar terms, to be close, to be chums

plural of sous-ensemble