The word "CUAJ" is a Catalan term that refers to the protrusion or swelling of a tree trunk. The IPA phonetic transcription of this word is /kuˈadʒ/. The "C" sounds like the "K" sound in English, while the "U" is pronounced like the "oo" in "moon." The "A" in "CUAJ" is pronounced like the "a" in "car," and the "J" is pronounced like the "h" in "hat." Therefore, the word "CUAJ" is spelled with the sequence of sounds "kuh-oo-ah-h."