Also, buhr. a protruding, ragged edge raised on the surface of metal during drilling, shearing, punching, or engraving.

a rough or irregular protuberance on any object, as on a tree.

a small, hand-held, power-driven milling cutter, used by machinists and die makers for deepening, widening, or undercutting small recesses.

a lump of brick fused or warped in firing.

to form a rough point or edge on.

deburr.

noun

bumble , buzz , drone , whir , whiz , accent , briar , circle , cut , halo , knob , notch , nut , pad , rib , ring , sticker , tunnel , washer , whetstone

verb

bumble , buzz , drone , whir , whiz