fluctuating
adjective[before noun]
uk/ˈflʌktjueɪtɪŋ/us/ˈflʌktʃueɪtɪŋ/fluctuatingprices,levels, orinterestratesgo up and down:
Flexiblemortgagesaresuitablefor borrowers withreliablebut fluctuatingincome.
Usingtemporaryworkershelpsfirmstocopewith fluctuatingdemand.
fluctuatingprices/currencies/exchangerates