I learned the meaning of a new word: “originally”. I thought there was only "original" which means just the first thing someone creates. But today, I learned that there's also "originally" which can also mean "at first" or "what I thought before."

I have learned a new word, which is “originally”. I thought “original” means just the first things someone creates. But today, I learned that "originally" can also mean "at first" or "what I thought before."