fluctuating
Definitions
Rising and falling irregularly in number or amount.
Changing continually; shifting back and forth or up and down.
Examples
The stock market has been fluctuating wildly throughout the week.
Her interest in the project seems to be fluctuating depending on the workload.
The temperature in the desert is constantly fluctuating between extreme heat and freezing cold.
Synonyms
wavering oscillating vacillating unstable shifting variable flickering