If you're looking for alternatives to the term "gung-ho," there are a range of words and phrases you could use instead. Depending on the context, you might use words like enthusiastic, motivated, eager, or excited. Other options include words like zestful, fervent, passionate, or zealous. Some more colloquial phrases might include "fired up," "gunged up," or "amped up." Ultimately, the best synonym for "gung-ho" will depend on the context in which you need to use it. By exploring a range of different options, you can find the word or phrase that best conveys the specific sentiment you want to express.