1530s, shovillaborde "shovel board," an unexplained alteration of shove-board (1520s), from shove (v.) + board (n.1). Originally a tabletop game (c. 1600), the large-scale version (1877) was invented for play on ocean liners.
shtup
shuck
shucks
shudder
shuffle
shuffleboard
shuffler
shufty
shul
shun
shunt