"Tai long" is a phrase in the Cantonese language that translates to "very powerful" or "very strong." Synonyms for this term might include "mighty," "potent," "invincible," "dominant," "formidable," "unbeatable," "omnipotent," "almighty," "indomitable," "untouchable," "supreme," and "unconquerable." Each of these words describes a level of strength or power, and could be used in place of "tai long" depending on the context. Whether you're describing a person, a situation, or an object, there are many ways to express the idea of overwhelming strength and power, which can be conveyed through the use of synonyms like these.