spider's web vs web

spider's web and web both are nouns.

Word	Noun	Adjective	Verb	Adverb
spider's web	Yes	No	No	No
web	Yes	No	Yes	No

As nouns, web is a hypernym of spider's web; that is, web is a word with a broader meaning than spider's web:

spider's web: a web spun by spiders to trap insect prey
web: an intricate network suggesting something that was formed by weaving or interweaving

As nouns, web is a hypernym of spider's web; that is, web is a word with a broader meaning than spider's web:

Other hypernyms of spider's web include entanglement.

spider's web (noun)	web (noun)
a web spun by spiders to trap insect prey	the flattened weblike part of a feather consisting of a series of barbs on either side of the shaft
a web resembling the webs spun by spiders	membrane connecting the toes of some aquatic birds and mammals
	an intricate trap that entangles or ensnares its victim
	a fabric (especially a fabric in the process of being woven)
	computer network consisting of a collection of internet sites that offer text and graphics and sound and animation resources through the hypertext transfer protocol
	an interconnected system of things or people
	an intricate network suggesting something that was formed by weaving or interweaving

spider's web (verb)	web (verb)
	construct or form a web, as if by weaving