Roseworthy is a small town in South Australia. The spelling of the word "Roseworthy" can be broken down using the International Phonetic Alphabet (IPA). The first syllable is "roʊz," which uses the "oʊ" sound, also known as a diphthong. The second syllable is "wɜrði," which uses the "ɜr" sound and the "ð" sound, and ends with the schwa sound "i." The pronunciation of "Roseworthy" is thus roʊz-wɜrði.