The word "flailjoint" is spelt as /fləʊdʒɔɪnt/ in IPA phonetic transcription. It is a combination of two words, "flail" and "joint", with "flail" meaning to move wildly and "joint" referring to the connection between two bones. The spelling "flailjoint" accurately reflects the pronunciation of the word, with the first syllable pronounced as "fl-oh" and the second syllable pronounced as "d-joint." While this word may not be commonly used, its accurate spelling highlights the importance of correct pronunciation and spelling in communication.