categorize
verbOPAL W
  /ˈkætəɡəraɪz/
  /ˈkætəɡəraɪz/
 (British English also categorise)
 Verb Forms
| present simple I / you / we / they categorize |    /ˈkætəɡəraɪz/   /ˈkætəɡəraɪz/  | 
| he / she / it categorizes |    /ˈkætəɡəraɪzɪz/   /ˈkætəɡəraɪzɪz/  | 
| past simple categorized |    /ˈkætəɡəraɪzd/   /ˈkætəɡəraɪzd/  | 
| past participle categorized |    /ˈkætəɡəraɪzd/   /ˈkætəɡəraɪzd/  | 
| -ing form categorizing |    /ˈkætəɡəraɪzɪŋ/   /ˈkætəɡəraɪzɪŋ/  | 
- to put people or things into groups according to what type they are synonym classify
- categorize somebody/something Participants were categorized according to age.
 - categorize somebody/something as something His latest work cannot be categorized as either a novel or an autobiography.
 
Extra Examples- Her work is difficult to categorize.
 - The employees are categorized as support personnel.
 - These factors can be conveniently categorized under three headings.
 - We categorize voters by their choice of newspaper.
 - categorizing people according to their jobs
 - Some types of investment risk are difficult to categorize.
 - Trade unions can be categorized into three main types.
 
Oxford Collocations Dictionaryadverb- broadly
 - generally
 
- be difficult to
 - be hard to
 - be impossible to
 - …
 
- according to
 - by
 - into
 - …