The word "IRAVP" can be challenging to spell as its pronunciation does not follow any standard spelling rules. Using IPA phonetic transcriptions, we can break down the sounds of the word into "ɪrævpi". This string of vowels and consonants follows the English language's complex sound structure and isn't used in any common words. Therefore, it is no surprise that the spelling of "IRAVP" is unfamiliar to most people. It is essential to focus on word pronunciations to determine spelling when encountering complex words like "IRAVP."