Synonyms of insider in English:

insider

noun

  • a Home Office insider leaked the information
    member, staff member, member of staff, worker, employee, representative; participant; person in the know
    informal one of the in-crowd
    [Antonyms] outsider
  • Definition of insider in:

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    Word of the day animalcule
    Pronunciation: ˌanɪˈmalkjuːl
    noun
    a microscopic animal