Enclose (verb)
To surround with a wall, fence, etc.
“to enclose lands”
Enclose (verb)
To insert into a container, usually an envelope or package.
“Please enclose a stamped self-addressed envelope if you require a reply.”
Enclose (verb)
To hold or contain.
Inclosed (adjective)
Surrounded.
Inclosed (adjective)
Contained within something.
Wiktionary