shut in vs hedge

shut in is not a noun while hedge is a noun.

Word	Noun	Adjective	Verb	Adverb
shut in	No	No	Yes	No
hedge	Yes	No	Yes	No

As verbs, hedge is a hyponym of shut in; that is, hedge is a word with a more specific, narrower meaning than shut in:

shut in (noun)	hedge (noun)
	a fence formed by a row of closely planted shrubs or bushes
	an intentionally noncommittal or ambiguous statement
	any technique designed to reduce or eliminate financial risk; for example, taking two positions that will offset each other if prices change

shut in (verb)	hedge (verb)
surround completely	minimize loss or risk
	avoid or try to avoid fulfilling, answering, or performing (duties, questions, or issues)
	enclose or bound in with or as it with a hedge or hedges
	hinder or restrict with or as if with a hedge