Equilibrate is a word used to describe the act of achieving balance or stability. There are various alternatives to this word that can be used, depending on the context. Some possible synonyms include stabilize, balance, harmonize, adjust, align, calibrate, equalize, even out, level, normalize, and counterbalance. Each of these words captures the concept of equilibrate in its own unique way. Whether you are trying to balance a budget, harmonize relationships, normalize body chemistry, or even out a playing field, there is sure to be a synonym for equilibrate to suit your needs.