The spelling of the word "study" when used in the phrase "study at student" is straightforward. The IPA phonetic transcription for this word is /ˈstʌdi/. The first syllable is stress, and the vowel sound is "uh." The consonants "s," "t," and "d" are all pronounced as written. The second syllable has a short "i" sound, and the stress falls on the first syllable. Therefore, the spelling of the word "study" in this context is phonetically sound and easy to understand.