agradecer
/aɡɾadeˈθeɾ/ · A2 · verb
to be grateful for
🎁 a + grad(o) + ecer: from Latin gratus, same root as grateful and gracias
Built on grado (pleasure, goodwill), from Latin gratus (pleasing, thankful), the root of grateful, gratitude and gracias. The ending -ecer makes verbs, as in conocer or parecer. So agradecer is literally to show gratitude.