1The company's stock price experienced a significant fluctuation in value over the past quarter, causing concern among investors.
2Is the recent fluctuation in global temperatures a natural phenomenon or a result of human activity?
3The team's performance showed a marked fluctuation in quality throughout the season, with some games being won convincingly and others lost badly.
4To mitigate the effects of fluctuation in currency exchange rates, the company diversified its investments across several regions.
5The study found a correlation between the fluctuation in hormone levels and the severity of symptoms in patients with the condition.