Synonyms for the word "superhumanly" include extraordinarily, abnormally, immensely, exceedingly, and remarkably. When referring to someone's physical abilities, words such as Herculean, mighty, and powerful also suffice. The term "superhumanly" can also be replaced with expressions such as "beyond human limits," "supernaturally," and "tremendously." "Unearthly," "unreal," and "phenomenal" can also serve as alternatives, depending on the context. These synonyms highlight the exceptional level of performance and endurance displayed by an individual. In summary, several words and expressions may be used interchangeably with "superhumanly" to convey the same meaning of an exceptional achievement or feat.