The word "Rowdon" is pronounced as /ˈraʊdən/ according to IPA phonetic transcription. The spelling of the word is derived from the Old English term "rūh-dūn", meaning rough hill or rough pasture. The spelling of the word, therefore, reflects its historical roots and origins. While the word itself may not be in common usage, understanding its spelling and pronunciation provides insight into the English language's evolution over time. Overall, the spelling of the word "Rowdon" reflects the rich history and complexity of the English language.