PSAACT is spelled using the International Phonetic Alphabet (IPA) as [sækt]. The first two letters "PS" are pronounced as the consonant sound [s], followed by the vowel sound [æ]. The last three letters "AACT" are pronounced with the consonant sound [k] and the vowel sound [t]. Therefore, the word "PSAACT" is pronounced as "sakt" with the stress on the second syllable. It is important to use correct spelling and pronunciation to effectively communicate with others.