Exhaling refers to the act of expelling air from the lungs. Antonyms are words that have the opposite meaning of a given word. A few antonyms for exhaling include inhaling, taking in, breathing in, and inspiring. Inhaling refers to the act of breathing in air or other substances into the lungs. Taking in can also mean the same thing as inhaling, which refers to the act of drawing air into the lungs for breathing. Inspiring, on the other hand, has a broader sense of meaning, which could mean breathing in air, but it can also mean being stimulated or motivated to act or create something new.