The word "ANTIPCNA" is a challenging one to spell due to its unusual combination of letters. Using the International Phonetic Alphabet (IPA), we can break down the pronunciation of the word into individual sounds: /æntɪpsnə/. The first syllable begins with the vowel sound "æ" (as in "cat") followed by the consonant sound "n". The second syllable contains the consonant blend "ps" followed by the vowel sound "ə" (as in "a" or "uh"). The final syllable has the consonant sound "n" and the vowel sound "ə". With practice and knowledge of phonetic transcription, the spelling of "ANTIPCNA" can become much more manageable.