The spelling of "dobule" is incorrect. The correct spelling is "double." The word "double" is spelled with six letters - d, o, u, b, l, e - and is pronounced /ˈdʌb.əl/ in IPA phonetic transcription. The first syllable is stressed, and the "o" is pronounced as "uh" as in "up." The "b" and "l" are pronounced clearly, and the final "e" is silent. It is important to use correct spelling to ensure effective communication and avoid confusion.