The spelling for "study at rude" can be explained through the International Phonetic Alphabet (IPA). The word "study" is spelled /ˈstʌdi/ with the stressed syllable being marked by the single mark before it. The consonant cluster of "dy" is represented by the letter combination "dy", which can be difficult for spellers to remember. The word "rude" is spelled /ruːd/ with the long vowel sound being marked by the colon symbol. The two-syllable word is straightforward to spell, but it could be confused with similar-sounding words like "rood" or "rued".