Learn Spanish words starting with 'S' A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Here is a list of the most commonly used Spanish words similar to English words starting with the letter S. In most cases, you would use the Spanish word as you would the English word. Click on the audio button to hear how the Spanish word is pronounced. You will see that Spanish words are pronounced as they are written. English Spanish sanitary sanitario/a   saturation saturación   secret secreto/a   seduction seducción   selection selección   seminar seminario   sensation sensación   session sesión   situate situar   solution solución   subject sujeto   submarine submarino   subsequent subsiguiente   subtitle subtítulo   sufficient suficiente   supreme supremo/a