To cook food by exposing it directly to heat or fire
When to use
Cooking raw meat, Grilling fish, Baking bread
The nuance
Use 굽다 when cooking raw meat, fish, or bread directly over fire or heat. It changes the food’s color and aroma during cooking.
굽다 (gup-da, gupda) · 데우다 (de-u-da, deuda)
굽다 means to cook food by direct heat exposure, while 데우다 means to reheat already cooked food.

One lane per word — no nested boxes, just the gist.
To cook food by exposing it directly to heat or fire
When to use
Cooking raw meat, Grilling fish, Baking bread
The nuance
Use 굽다 when cooking raw meat, fish, or bread directly over fire or heat. It changes the food’s color and aroma during cooking.
To reheat food that has already been cooked
When to use
Using microwave, Reheating leftovers, Reboiling stew
The nuance
Use 데우다 when warming up cooked food again using a microwave, pot, etc. It does not change the food’s cooked state.
고기를 팬에 굽고 있어요.
go-gi-reul paen-e gup-go iss-eo-yo., go gi reul paen e gup go iss eo yo.
굽다 is correct because it describes cooking raw meat directly over heat.
남은 고기를 팬에 굽고 있어요.
nam-eun go-gi-reul paen-e gup-go iss-eo-yo., nam eun go gi reul paen e gup go iss eo yo.
Using 굽다 for already cooked meat is wrong; 데우다 should be used for reheating.
전자레인지로 밥을 데우고 있어요.
jeon-ja-re-in-ji-ro bap-eul de-u-go iss-eo-yo., jeon ja re in ji ro bap eul de u go iss eo yo.
데우다 is correct when reheating cooked rice in a microwave.
생선을 전자레인지에 굽고 있어요.
saeng-seon-eul jeon-ja-re-in-ji-e gup-go iss-eo-yo., saeng seon eul jeon ja re in ji e gup go iss eo yo.
You cannot 'grill' fish in a microwave; 데우다 is correct for reheating.
오븐에서 빵을 굽고 있어요.
o-beun-e-seo ppang-eul gup-go iss-eo-yo., o beun e seo ppang eul gup go iss eo yo.
굽다 is appropriate for baking raw bread in an oven.
남은 빵을 오븐에서 데우고 있어요.
nam-eun ppang-eul o-beun-e-seo de-u-go iss-eo-yo., nam eun ppang eul o beun e seo de u go iss eo yo.
데우다 is correct for reheating already baked bread.
찌개를 다시 데우고 있어요.
jji-gae-reul da-si de-u-go iss-eo-yo., jji gae reul da si de u go iss eo yo.
데우다 is correct when reheating stew.
찌개를 굽고 있어요.
jji-gae-reul gup-go iss-eo-yo., jji gae reul gup go iss eo yo.
You cannot grill stew; 굽다 is incorrect here.
Which verb do you use when cooking raw meat?
Which verb is appropriate for reheating leftovers in a microwave?
Which verb do you use for baking raw bread in an oven?
Which verb do you use when reheating stew?