inset

US /ˈɪn.set/
UK /ˈɪn.set/
"inset" picture
1.

a small picture or map inserted within the border of a larger one

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The map included an inset showing a detailed view of the city center.
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The article featured a main image with a small inset of the author.
:
insertadditionsupplementpanelbox
1.

to set or place (something) in a surrounding frame or larger object

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The jeweler carefully inset the diamond into the ring.
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The architect designed a wall with shelves inset into the plaster.
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embedinsertmountfixset