The spelling of the word "PLVM" is a unique combination of letters, but it can be deciphered using the International Phonetic Alphabet (IPA). The first letter "P" represents the voiceless bilabial plosive sound /p/. The next letter "L" represents the voiced alveolar lateral approximant sound /l/. The third letter "V" represents the voiced labiodental fricative sound /v/. The final letter "M" represents the voiced bilabial nasal sound /m/. Therefore, the spelling of "PLVM" phonetically represents the sounds /p/ /l/ /v/ /m/.