The word "Gradon" is spelled with four unique phonemes, indicated by the IPA phonetic transcription /ˈɡreɪdən/. The initial sound is the voiced velar stop /ɡ/, followed by the diphthong /reɪ/. Thirdly, the word features the voiced alveolar stop /d/. Lastly, the final vowel sound is the short unstressed schwa /ən/. This phonetic breakdown of "Gradon" demonstrates the importance of phonetic transcription in accurately representing spoken language, as it clearly shows the individual sounds that make up the word.