The spelling of the word "Spradley" can be broken down using IPA phonetic transcription. The first syllable, "Spra", is pronounced with a "sp" consonant cluster followed by the vowel "a" (spɹa). The second syllable, "dley", starts with a voiced dental fricative "d" followed by the vowel "e" and a final consonant cluster "ly" (dli). Therefore, the correct spelling and pronunciation of the word "Spradley" can be represented as /spɹadli/.