environ vs gird

environ and gird both are verbs.

Word	Noun	Adjective	Verb	Adverb
environ	No	No	Yes	No
gird	No	No	Yes	No

As verbs, gird is a hyponym of environ; that is, gird is a word with a more specific, narrower meaning than environ:

Other hyponyms of environ include fringe, girdle, cloister, close in, enclose, inclose, shut in, hem in, cloister.

environ (verb)	gird (verb)
extend on all sides of simultaneously; encircle	prepare oneself for a military confrontation
	bind with something round or circular
	put a girdle on or around