Ever since you started excelling at work, they’ve made it glaringly obvious they don’t like you anymore. Expect the occasional snide comment. At worst, they might turn the whole office against you, so watch out.
Career coach Irene Lee from the Centre for Career Excellence suggests treating that colleague “as if nothing has changed” because their jealousy is a natural human reaction, especially if they feel things with you are no longer the same. At the same time, reflect on whether you’re giving credit to your co-workers where it’s due.