to mar the natural form or shape of; put out of shape; disfigure

In cases where the drug was taken during pregnancy, its effects deformed the infants.

to make ugly, ungraceful, or displeasing; mar the beauty of; spoil

The trees had been completely deformed by the force of the wind.

to change the form of; transform.

Geology, Mechanics . to subject to deformation

The metal was deformed under stress.

to undergo deformation.

verb

beautify , improve

verb

batter , blemish , buckle , contort , cripple , damage , deface , flaw , gnarl , grimace , impair , injure , knot , maim , malform , mangle , mar , misshape , mutilate , ruin , skew , spoil , twist , warp , wince , disfigure , distort , disarrange