Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun categorisation

3 senses of categorisation

Sense 1
classification, categorization, categorisation -- (a group of people or things arranged by class or category)
       => arrangement -- (an orderly grouping (of things or persons) considered as a unit; the result of arranging; "a flower arrangement")

Sense 2
classification, categorization, categorisation, sorting -- (the basic cognitive process of arranging into classes or categories)
       => basic cognitive process -- (cognitive processes involved in obtaining and storing knowledge)

Sense 3
categorization, categorisation, classification, compartmentalization, compartmentalisation, assortment -- (the act of distributing things into classes or categories of the same type)
       => grouping -- (the activity of putting things together in groups)