wave
vb
1 brandish, flap, flourish, flutter, move to and fro, oscillate, quiver, ripple, shake, stir, sway, swing, undulate, wag, waver, wield
2 beckon, direct, gesticulate, gesture, indicate, sign, signal
n
3 billow, breaker, comber, ridge, ripple, roller, sea surf, swell, undulation, unevenness
4 current, drift, flood, ground swell, movement, outbreak, rash, rush, stream, surge, sweep, tendency, trend, upsurge