enseñanza
/enseˈɲanθa/ · B2 · noun · f
teaching
👩🏫 en-señ-anza = in + sign: teaching puts a sign (seña) into someone
Enseñanza comes from enseñar, 'to teach', from Latin insignare, 'to mark with a sign' (in + signum). Teaching is leaving a sign or mark in someone's knowledge. Link seña (sign) to enseñanza.