The spelling of "underedge" can be explained using the International Phonetic Alphabet (IPA) phonetic transcription. The word is pronounced as /ʌndərɛdʒ/, with the stress on the second syllable. The "u" is pronounced as a short "uh" sound, similar to the "u" in "hut." The "e" in the second syllable is pronounced as a short "e" sound, like the "e" in "pet." The "dʒ" at the end is pronounced like a "j" sound. The word refers to the underside or lower edge of something.