Vibration
Part of speech: noun
Definition: The act of vibrating or the condition of being vibrated Any periodic process, especially a rapid linear motion of a body about an equilibrium position A single complete vibrating motion An instinctively sensed emotional aura or atmosphere; vibes
Oscillation
Part of speech: noun
Definition: the act of oscillating or the state of being oscillateda regular periodic fluctuation in value about some meana single such cycle