The spelling of the word "youngnesses" can be explained using the International Phonetic Alphabet (IPA). The word is pronounced as /ˈjʌŋnəsɪz/ with the stress on the first syllable. The plural form of "youngness" refers to the state of being young or youthful. The word follows the typical English pluralization rule by adding the suffix -es to the end of the word. Despite its length, "youngnesses" is a valid word in the English language and is commonly used in literature and everyday conversation.
The word "youngnesses" is derived from the noun "young", which originated from the Middle English "yong" or "yung", which in turn came from the Old English "geong". The term has Germanic roots, ultimately descended from the Proto-Germanic word "jungaz". It is related to other Germanic languages such as Old High German "jung", Old Norse "ungr", and Dutch "jong". The addition of the plural suffix "-nesses" turns "young" into "youngnesses", referring to multiple instances or qualities of being young.