amplitude, antinode, crest, de Broglie wave, diffraction, electromagnetic radiation, electromagnetic wave, fluctuation, frequency, frequency band, frequency spectrum, guided wave, harmonic motion, in phase, interference, libration, light, longitudinal wave, mechanical wave, node, nutation, oscillation, out of phase, pendulation, period, periodic wave, periodicity, radio wave, ray, reinforcement, resonance frequency, seismic wave, shock wave, sound wave, surface wave, tidal wave, transverse wave, trough, vacillation, vibrancy, vibratility, vibration, wave, wave equation, wave motion, wave number, wavelength, wavering