godan verb (-ku), intransitive verb
Describes physical, visible movement: something shaking, trembling, swaying, or flickering unsteadily.
地震で建物が大きく揺れ動いた。
The building shook violently in the earthquake.
ろうそくの炎が風で揺れ動いている。
The candle flame is flickering in the wind.
godan verb (-ku), intransitive verb
be unsettled; fluctuate; waver; vacillate
Describes abstract instability: emotions, opinions, situations, or values that are unsettled, fluctuating, or wavering.
彼の気持ちはまだ揺れ動いている。
His feelings are still wavering.
株価が一日中揺れ動いた。
Stock prices fluctuated all day.