The word "highsounding" is often used to describe language or speech that is grandiloquent or bombastic. Antonyms for this term include words such as simple, direct, honest, and straightforward. When someone is communicating in an unpretentious and candid manner, the words they use are often modest and understated. They may also use language that is plain or uncomplicated, avoiding unnecessary embellishments or flowery expressions. By using antonyms for "highsounding" in your speech or writing, you can convey your ideas clearly and without pretension, making it easier for your audience to understand your message.