"pieces, fragments, splinters," mid-15c., Scottish flendris, probably related to Norwegian flindra "chip, splinter," or Dutch flenter "fragment;" ultimately from the same PIE root that produced flint.
it would have shattered in flinders long before it did that damage
flightless
flighty
flim-flam
flimsy
flinch
flinders
fling
flint
flint-lock
flintstone
flinty