Synonyms: fluctuate, waver, vacillate
Definition: move or sway in a rising and falling or wavelike pattern
Usage: the line on the monitor vacillated
Similar words: swing
Definition: alternate dramatically between high and low values
Usage: his mood swings; the market is swinging up and down
Synonyms: hover, oscillate, vibrate, vacillate
Definition: be undecided about something; waver between conflicting positions or courses of action
Usage: He oscillates between accepting the new position and retirement
Similar words: waver, waffle, hesitate
Definition: pause or hold back in uncertainty or unwillingness
Usage: Authorities hesitate to quote exact figures