The word "abjointed" is not a commonly used term, but its spelling can be explained through IPA phonetic transcription. The word is pronounced as /əbˈdʒɔɪntɪd/, meaning the "a" is pronounced as a schwa sound, the "b" and "j" are pronounced as they appear, the "o" is a long "o" sound, and the "i" is pronounced as a short "i" sound. The word is spelled with an "a" instead of an "o" in the first syllable, and "jo" instead of "oi" in the second syllable.
The word "abjointed" does not have an established etymology as it is not a recognized word in English. It seems to be a misspelling or a combination of words like "disjointed" or "adjoint" with the prefix "ab-" added to it. It is important to note that this word does not have a clear origin or meaning in the English language and may simply be a typo or an erroneous creation.