Correct spelling for the English word "operamonger" is [ˈɒpəɹˌamɒŋə], [ˈɒpəɹˌamɒŋə], [ˈɒ_p_ə_ɹ_ˌa_m_ɒ_ŋ_ə] (IPA phonetic alphabet).
The word "operamonger" does not have a specific etymology as it is not commonly used and does not have a well-established history. It appears to be a blend or alteration of the words "opera" and "monger", but the exact origins and formation of the word are unclear. It possibly emerged as a playful or whimsical term, combining "opera" with the suffix "-monger", which traditionally denotes a dealer or trader in a particular category of goods. However, without more detailed information, it is difficult to determine its precise etymology.