The spelling of the word "Tobler" is quite simple when we break it down phonetically using the International Phonetic Alphabet (IPA). First, we have the "t" sound represented by the symbol /t/. Then we have the long "o" sound represented by /oʊ/. Following that is the "b" sound represented by /b/. Finally, there is the "l" sound represented by /l/ and the "er" sound represented by /ər/. When pronounced correctly, this results in the word "TOH-bler".