The word "ilpo" is spelled with four letters: "i," "l," "p," and "o." In IPA phonetic transcription, it would be spelled /ˈilpoʊ/. The "i" is pronounced as the vowel sound in "sit," the "l" as the consonant sound in "lime," the "p" as the consonant sound in "pat," and the "o" as the vowel sound in "go." The combination of these sounds creates the unique word "ilpo."