sliver vs fragment

sliver and fragment both are nouns.

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

As nouns, fragment is a hypernym of sliver; that is, fragment is a word with a broader meaning than sliver:

sliver: a thin fragment or slice (especially of wood) that has been shaved from something
fragment: a piece broken off or cut off of something else

As verbs, fragment is a hypernym of sliver; that is, fragment is a word with a broader meaning than sliver:

Other hypernyms of sliver include break up, fragmentise, fragmentize.

sliver (noun)	fragment (noun)
a thin fragment or slice (especially of wood) that has been shaved from something	a broken piece of a brittle artifact
a small thin sharp bit of wood or glass or metal	an incomplete piece
	a piece broken off or cut off of something else

sliver (verb)	fragment (verb)
break up into splinters or slivers	break or cause to break into pieces
form into slivers
divide into slivers or splinters