sliver

(noun) a small thin sharp bit or wood or glass or metal. Synonyms: splinter. Examples: "He got a splinter in his finger." "It broke into slivers."

(noun) a thin fragment or slice (especially of wood) that has been shaved from something. Synonyms: paring, shaving.

(verb) divide into slivers or splinters. Synonyms: splinter.

(verb) break up into splinters or slivers. Synonyms: splinter. Example: "The wood splintered."

(verb) form into slivers. Example: "Sliver wood."