Estuation is an uncommon term meaning a boiling or tumultuous state. However, there are a number of synonyms that convey a similar sense of agitation or excitement. For instance, the word "ferment" can be used to describe a state of disturbance or turbulence, while "turbulence" itself denotes an unstable or chaotic situation. Other synonyms might include "commotion," "tumult," "uproar," or "hubbub." All of these words suggest a state of heightened activity or agitation that is often associated with strong emotions or intense energy. Whether we use the term "estuation" or one of its synonyms, the message is clear: something significant and impactful is happening, and we should take notice.