Obese (overweight)
lard
A four-letter word for cooking fat is "lard".
A four letter word and the opposite of fat would be thin.
It is thin.
slim lean or thin
setest
Meat contains cooking fat.
This is the beginning of it Fat
The word "beautiful" carries a positive connotation, suggesting attractiveness and aesthetic pleasure.
The word may have originated from a word meaning "fat one" in Spanish, or it could have come from pen gwyn in Welsh, meaning "white head", or from Latin pinguis, meaning "fat".
overabundant
skinny
fat