The correct spelling of the word "Jamaica shorts" is often misunderstood due to the unique way "Jamaica" is pronounced. In IPA phonetic transcription, it is spelled /dʒəˈmeɪkə/ rather than /dʒəˈmaɪkə/. This can lead to confusion when trying to spell out the plural form of the phrase. Some may incorrectly spell it as "Jamaican shorts" or "Jamaicas shorts." However, the correct spelling is simply "Jamaica shorts." Remember to focus on the pronunciation of the word and not let it affect the spelling.
The term "Jamaica shortses" is not a recognized word or phrase in English. It seems to be a combination of the word "Jamaica", which refers to the Caribbean island country, and the word "shorts", which are a type of garment. However, it is important to note that the word "shortses" is grammatically incorrect as the plural of "shorts" is simply "shorts". So, there is no specific etymology for the term "Jamaica shortses" as it appears to be a nonsensical or mistaken phrase.