The correct spelling of "end long" is actually "enlong." The first syllable is pronounced as "en" (ɛn) with the short "e" sound, and the second syllable is pronounced as "long" (lɒŋ) with the "o" sound as in "gone." The word "enlong" means to lengthen or stretch out. While it may seem uncommon or obsolete, it is still a recognized word in the English language and can be found in various dictionaries. Always make sure to double-check spelling before using a word to avoid misspelling it.