superficie, f., surface.
superior, superior, upper; escuela ——, high school.
superioridad, f., superiority.
supo, past abs. of saber, he learned, was informed.
suponer, to suppose.
supongamos, pres. subj. of suponer.
sur, m., south.
surtir, to provide with, procure.
susto, m., fright, scare.
susurrar, to hum, buzz.