Curry powder is a mixture

Curry powder is a mixture of spices of widely varying composition based on South Asian cuisine.
Most curry powder recipes include coriander, turmeric, cumin, fenugreek, and red pepper in their blends. Depending on the recipe, additional ingredients such as ginger, garlic, asafoetida, fennel seed, caraway, cinnamon, clove, mustard seed, green cardamom, black cardamom, nutmeg, long pepper, and black pepper may also be included.
Curry paste refers to a paste used as a cooking ingredient in the preparation of a curry.
There are different varieties of curry paste depending from the region and 4 which cuisine it is : Indian curry pastes, Kroeung paste of Cambodian cuisine n the Thai curry paste.
Masala in cooking means a mixture of spices.
A masala can either be a combination of dried and usually dry roasted spices, or a paste such as vindaloo masala made from a mixture of spices and other ingredients like garlic, ginger, onions and chilli paste.
Masalas are used extensively in Indian cuisine to add spice and flavor.
There are a number of masalas with various ingredients.
The Garam Masala is commonly used in curries, and curry masalas are also available separately.
The Biryani Masala, Chaat Masala, Pav Bhaji masala, Chicken, Mutton, Fish etc.
All the masalas are now available in ready made and packed forms. Dry masalas include jeera, cardomom, chilies or pepper, clove, cinnamon, black jeera. rock salt etc.
Wet masalas also contain garlic, oil, ginger,etc.
A QUICK HOME MADE CURRY POWDER RECIPE..
Roast til, khus- khus, daliya dal, and desiccated coconut.
Grind it.