expensively

https://tts.langeek.co/read?text=ZXhwZW5zaXZlbHk&hash=7ffecbdc72cdc006f9f0e242389ac93a918dda39&lang=en&cache-only=0&driver=googletts&accent=US

These adverbs describe financial behaviors of people or the cost of items, such as "expensively", "extravagantly", "thriftily", etc.