If you're trying to switch up your workout routine and want to add more variety to your exercise regimen, there are plenty of synonyms for "stair-climbing" that you can try out. Some popular options include hill-climbing, step-ups, and escalator walking. Hill-climbing involves finding a steep incline or hill and climbing it to get your heart rate up and work your leg muscles. Step-ups are a simple exercise that involves stepping up onto a platform, alternating legs to complete a set. Escalator walking is a unique option that involves walking up and down an escalator instead of standing still. Whatever your preference, these synonyms for stair-climbing can help you reach your fitness goals and mix up your routine.