The word "estad" is spelled with a silent "d" at the end, making it sound like "es-tah." The IPA phonetic transcription for this word is /ɛˈstɑd/, with the stress placed on the first syllable "ɛˈs." The "e" is pronounced as in "bet" and the "a" is pronounced as in "father." The silent "d" at the end is a common feature of many Spanish words, which can sometimes be confusing for those learning the language.