Stew
To stew is to cook a food in a liquid in a covered pot over low heat for a long period of time. The resulting mixture is called a stew.
Useful Links:
Stew – Definition for English-Language Learners from Merriam-Webster’s Learner’s Dictionary
stew | Origin and meaning of stew by Online Etymology Dictionary
Fun related videos

Jamie's Easy Slow-cooked Beef Stew

Army base stew (Budae-jjigae)

Sicilian Octopus Stew - Gordon Ramsay

Kimchi soft tofu stew (kimchi sundubu-jjigae)

Beef & Ale Stew with Mustard Dumplings | Gordon Ramsay
Jamie's Easy Slow-cooked Beef Stew
Source: Jamie Oliver
Army base stew (Budae-jjigae)
Source: Maangchi
Sicilian Octopus Stew - Gordon Ramsay
Source: The F Word
Kimchi soft tofu stew (kimchi sundubu-jjigae)
Source: Maangchi
Beef & Ale Stew with Mustard Dumplings | Gordon Ramsay
Source: Gordon Ramsay