The spelling of "siegler" is quite straightforward when using the International Phonetic Alphabet (IPA). Pronounced as /ˈsiːɡlər/, the first syllable "sie" is pronounced as "see" with a long "I" sound. The second syllable "gler" rhymes with "blur" and is pronounced as "glər", with a short "e" sound. The IPA transcription helps to accurately depict the sounds of each syllable to ensure proper pronunciation. Therefore, "siegler" is easily spelled phonetically as /ˈsiːɡlər/.