enclose vs close in

enclose and close in both are verbs.

Word	Noun	Adjective	Verb	Adverb
enclose	No	No	Yes	No
close in	No	No	Yes	No

As verbs, enclose and close in are synonyms defined as:

Other synonyms of enclose include inclose, shut in.

enclose (verb)	close in (verb)
place, fit, or thrust (something) into another thing	surround completely
surround completely	advance or converge on
enclose or enfold completely with or as if with a covering
close in