undercut

nouns

the material removed by a cut made underneath
is a type of (narrower)
the tangible substance that goes into the makeup of a physical object
"coal is a hard black material"; "wheat is the stuff they use to make bread"
the tender meat of the loin muscle on each side of the vertebral column
a notch cut in the trunk of tree in order to determine the direction of its fall
is a type of (narrower)
a V-shaped or U-shaped indentation carved or scratched into a surface
"there were four notches in the handle of his revolver"
is a type of (narrower)
the science of planting and caring for forests and the management of growing timber
(sports) a stroke that puts reverse spin on the ball
"cuts do not bother a good tennis player"
a cut made underneath to remove material
is a type of (narrower)
the act of cutting something into parts
"his cuts were skillful"; "his cutting of the cake made a terrible mess"

verbs

sell cheaper than one's competition
cut away material from the underside of (an object) so as to leave an overhanging portion in relief
is a type of (narrower)
remove by cutting off or away
"cut away the branch that sticks out"
cut away the underpart of
"undercut a vein of ore"
is a type of (narrower)
remove by cutting off or away
"cut away the branch that sticks out"
strike (the ball) in golf, tennis, or hockey obliquely downward so as to give a backspin or elevation to the shot
is a type of (narrower)
cause to move by striking
"hit a ball"
cut obliquely into (a tree) below the main cut and on the side toward which the tree will fall
entails
cause to fall by or as if by delivering a blow
"strike down a tree"; "Lightning struck down the hikers"
is a type of (narrower)
separate with or as if with an instrument
"Cut the rope"