v. fluctuate, vibrate, waver, see-saw, swing, sway; vacillate, equivocate, shilly-shally, hem and haw, tergiversate The needle is oscillating between the 'Safe' and 'Danger' marks I wish he'd stop oscillating and make up his mind.
OSCILLATE
Meaning of OSCILLATE in English
Oxford thesaurus English vocab. Английский словарь Оксфорд тезаурус. 2012