The antonyms for "cut rates" include "increase rates," "raise rates," or "hike rates." These terms refer to the opposite action of reducing or decreasing prices, fees, or interest rates. Businesses or governments may choose to increase rates of goods or services to increase profits or revenue, especially during times of economic growth. Hiking rates is sometimes necessary to counter inflation or balance budgets. Similarly, financial institutions raise interest rates to encourage savings and discourage borrowing during periods of high economic growth. Overall, the antonyms of "cut rates" reflect a shift toward price increases and a focus on sustainability and profitability in business and economic decision-making.