There are various ways to spell the word "DUNMO" based on the different sounds of English. Phonetically, the word is pronounced as /dʌnməʊ/. The first syllable, dun, has a short "u" sound and the second syllable, mo, has a long "o" sound. The spelling of the word, however, can vary depending on the speaker's accent or dialect. Some may spell it as dunmow or dunmore, while others may spell it as dunmau or dunmoe. Ultimately, the spelling of the word should reflect how it is pronounced in the specific dialect of the speaker.