fort vs enclose

fort is a noun but enclose is not a noun.

Word	Noun	Adjective	Verb	Adverb
fort	Yes	No	Yes	No
enclose	No	No	Yes	No

As verbs, enclose is a hypernym of fort; that is, enclose is a word with a broader meaning than fort:

Other hypernyms of fort include close in, inclose, shut in.

fort (noun)	enclose (noun)
a fortified defensive structure
a fortified military post where troops are stationed

fort (verb)	enclose (verb)
station (troops) in a fort	place, fit, or thrust (something) into another thing
enclose by or as if by a fortification	surround completely
gather in, or as if in, a fort, as for protection or defense	enclose or enfold completely with or as if with a covering
	close in