The spelling of "ones promiseds" may seem confusing at first glance, but it follows the rules of English spelling. The word is pronounced /wʌnz ˈprɒmɪstz/, with the stress on the second syllable. The "-s" at the end of "ones" and "promiseds" indicates plural forms of the words one and promise, respectively. The use of plural forms in this context emphasizes that multiple promises have been made, and highlights the importance of keeping those promises.