I added cumin to chili, taco meat, sprinkle it on chicken thighs for roasting or grilling, and lots of Indian and Middle Eastern dishes. I don't use ground coriander as much, usually in Indian curries, chicken tikka masala, or things like this:
https://www.marthastewart.com/1516921/lamb-kebabs-yogurt-cilantro-sauce
Both go well with ginger, garlic, pepper, chili powder.