I provided an alternative name for Kachri powder as cucumber powder, as I anticipated this question might come up. Some people refer to it as cucumber powder.
For Chaat Masala, there is a popular brand called Shan that labels their masalas with these names. While Chaat is technically a dish where this masala is commonly used, people often use it in various types of dishes. However, it might be easier to understand if we refer to it as Tangy Spice Mix.
Garam is an Urdu word that means warm, so Garam Masala can simply be translated as Warm Spice Mix.