The spelling of "Paul Costa Jr" can be explained using the International Phonetic Alphabet (IPA). "Paul" is spelled /pɔl/ which begins with a voiceless bilabial plosive /p/ followed by an open-mid back unrounded vowel /ɔ/ and a voiced alveolar lateral approximant /l/. "Costa" is spelled /ˈkɒstə/ with a stressed syllable on the first syllable, beginning with a voiceless velar plosive /k/, an open-mid back unrounded vowel /ɒ/, a voiceless alveolar fricative /s/, and a schwa /ə/ in the second syllable. "Jr" is simply spelled as /dʒuːɑː/.