What are the opposite words for fluctuating?

Fluctuating is a word that describes something that varies, changes or oscillates in an irregular or unpredictable way. Its antonyms are words that connote stability, constancy or predictability. Consequently, words like steady, stable, constant, unchanging, predictable, even, uniform, constant, regular or steadfast are good antonyms for fluctuating. In contrast to fluctuating, these words connote a sense of consistency and reliability, and they indicate that something is not prone to sudden or unpredictable changes. Therefore, to convey the opposite of fluctuating, it is essential to consider adjectives that describe a more stable and predictable state of affairs.