sliver vs slivery

sliver is a noun but slivery is not a noun.

Word	Noun	Adjective	Verb	Adverb
sliver	Yes	No	Yes	No
slivery	No	Yes	No	No

sliver (noun)	slivery (noun)
a thin fragment or slice (especially of wood) that has been shaved from something
a small thin sharp bit of wood or glass or metal

sliver (adjective)	slivery (adjective)
	resembling or consisting of or embedded with long slender fragments of (especially) wood having sharp points

sliver (verb)	slivery (verb)
break up into splinters or slivers
form into slivers
divide into slivers or splinters