The spelling of the word "rumpl" may seem odd, but it can be explained using IPA phonetic transcription. The word is pronounced as /rʌmpl/, with the vowel sound 'ʌ' representing the short "u" sound heard in "rush" or "love." The consonant cluster "mp" together makes a nasal "m" sound followed by a plosive "p" sound. Although it may not be a common word, the spelling and pronunciation of "rumpl" can be easily understood using phonetic transcription.