inset

/หˆษชnsษ›t/
noun
  1. 1

    A smaller thing set into a larger thing, such as a small picture inside a larger one.

  2. 2

    Anything inserted.

  3. 3

    A small piece of material used to strengthen a garment.

verb
  1. 1

    To set in; infix or implant.

  2. 2

    To insert something.

  3. 3

    To add an inset to something.

Source: https://en.wiktionary.org/wiki/inset