Here are some possible translations, depending on the intended meaning:
* "Go" as in "to go" (verb):
* "Ir" (formal)
* "Andar" (informal)
* "Vá" (imperative form, meaning "go")
* "Go" as in "go away" (verb):
* "Vá embora"
* "Sai" (informal)
* "Go" as in "go ahead" (phrase):
* "Vá em frente"
* "Pode ir"
Note: It's important to understand the context of the word "go" in Gaelic to choose the appropriate Portuguese translation.