Today I’m answering a question from student who asked about the difference between device (spelled with a C) and devise (spelled with an S). Let's learn together! English has lots of words like this – different by just one letter, or just one small sound. I’d love to help you learn even more confusing words, so that you can use them correctly without mixing them up and saying the wrong thing. 600+ Confusing English Words Explained will teach you these words clearly, so that you can speak and write English more confidently.