The word "Maundril" is not a commonly used term, and its spelling may be unfamiliar to some. However, its pronunciation is important to understand. Using IPA phonetic transcription, the word is spelled /mɔːndrɪl/. The first syllable, "maun," is pronounced with the long "o" sound as in "law." The second syllable, "dril," is pronounced with a short "i" sound and a clear "l." Despite its obscurity, correct spelling can help ensure this word is effectively communicated in written documents.
In coal-mining, a pick with two shanks.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.