oscillate
verb/ɔʃ.si.'laɾ/medium
os·ci·lar
Definition
To move or swing back and forth like a pendulum; to vary between limits.
The needle on the gauge began to oscillate wildly.
His mood seems to oscillate between joy and despair.
Common collocations
to oscillate betweento oscillate slightlyoscillating price
Etymology
Do latim 'oscillare' (balançar).