Word

始動

しどう
starting (in machines); activation
Word

不動

ふどう
immobility; firmness; fixed; steadfastness; motionless; idle
Word

波動

はどう
wave motion; undulation; surge; wave
Word

反動

はんどう
reaction; recoil; kick; backlash
Word

可動

かどう
mobile; moveable
Word

運動会

うんどうかい
athletic meet; sports day
Word

動揺

どうよう
shaking; trembling; pitching; rolling; oscillation; disturbance; unrest; agitation; excitement; commotion; turmoil; discomposure; feeling shaken
Word

手動

しゅどう
manual (operation)
Word

制動

せいどう
braking (mechanism)
Word

流動

りゅうどう
flow