oscillate

1. v. i. To move backward and forward; to vibrate like a pendulum; to swing; to sway. Source: opted

2. v. i. To vary or fluctuate between fixed limits; to act or move in a fickle or fluctuating manner; to change repeatedly, back and forth. Source: opted

3. v. be undecided about something; waver between conflicting positions or courses of action Source: wordnet

4. v. move or swing from side to side regularly Source: wordnet

5. 1. To move backward and forward; to vibrate like a pendulum; to swing; to sway. 2. To vary or fluctuate between fixed limits; to act or move in a fickle or fluctuating manner; to change repeatedly, back and forth. The amount of superior families oscillates rather than changes, that is, it fluctuates within fixed limits. Dc Quincey. Source: webster

6. v:100 v. move or swing from side to side regularly Source: ecdict

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