fluctuate
US /ˈflʌk.tʃu.eɪt/
UK /ˈflʌk.tʃu.eɪt/
1.
schwanken, fluktuieren, variieren
rise and fall irregularly in number or amount
:
•
The stock market prices fluctuate daily.
Die Aktienkurse schwanken täglich.
•
Her mood often fluctuates between happiness and sadness.
Ihre Stimmung schwankt oft zwischen Freude und Traurigkeit.