learn one's part (verb) rehearse: prepare for performance
Sinonime: angular, aslant, at right angles, athwart,
awry, contrariwise, crisscross, cross, crossing, diagonally, from side to side, horizontally, longways, on the bias,
over,
perpendicular, sideways, thwart, transversal, transverse, transversely, traverse, vertically
Antonime: go cold turkey