"to fall away from the line of a course," 1580s (as a noun 1540s), perhaps ultimately from Old Norse jaga, Old Danish jæge "to drive, chase," from Middle Low German jagen (see yacht).
the yawing motion of the ship
the ship yawed when the huge waves hit it
yardstick
yare
yarmulke
yarn
yarrow
yaw
yawl
yawn
yawner
yawp
yaws