What is another word for wrongo?
Pronunciation: [ɹˈɒŋɡə͡ʊ] (IPA) 
There are many synonyms for the word "wrongo," including incorrect, mistaken, inaccurate, erroneous, flawed, false, invalid, unsound, faulty, and misguided. Each of these words conveys a similar meaning to "wrongo," which is that something is not right or accurate. "Incorrect" is the broadest term, indicating that something is simply not right, while "inaccurate" suggests that something is not completely precise. "Flawed" and "invalid" imply that there is something fundamentally wrong with the thing in question, and "misguided" suggests that there is a sense of direction that is off-kilter. Whatever synonym is used, the message remains the same: something is awry and needs to be corrected.
