Noun

• S: (n) group, grouping (any number of entities (members) considered as a unit)
• S: (n) grouping (the activity of putting things together in groups)
• direct hyponym / full hyponym
• S: (n) pairing (the act of grouping things or people in pairs)
• S: (n) punctuation (the use of certain marks to clarify meaning of written material by grouping words grammatically into sentences and clauses and phrases)
• S: (n) phrasing (the grouping of musical phrases in a melodic line)
• S: (n) categorization, categorisation, classification, compartmentalization, compartmentalisation, assortment (the act of distributing things into classes or categories of the same type)
• S: (n) collection, collecting, assembling, aggregation (the act of gathering something together)
• S: (n) sorting (grouping by class or kind or size)
• direct hypernym / inherited hypernym / sister term
• derivationally related form
• S: (n) grouping, pigeonholing (a system for classifying things into groups)

Verb

• S: (v) group (arrange into a group or groups) "Can you group these shapes together?"
• S: (v) group, aggroup (form a group or group together)