The spelling of the word "BETATI" can be explained using IPA phonetic transcription. The first letter is pronounced as /b/, followed by the short vowel sound /ɛ/. The second letter is pronounced as /t/, while the third and fourth letters are pronounced together as /æti/. Therefore, the correct pronunciation of "BETATI" would be "beh-tuh-tee". This word may be difficult to spell or pronounce for those who are not familiar with phonetic transcription or the English language, but practice and repetition can help improve understanding.