splinter

splin·ter

noun \ˈsplint-ər\

Definition of SPLINTER

: a thin piece (as of wood) split or broken off lengthwise; especially : such a piece embedded in the skin <used tweezers to remove a splinter>

—splinter transitive verb, splin·tered splin·ter·ing \ˈsplint-ə-riŋ, ˈsplin-triŋ\