This is the 4911th most frequent Russian word.
кишки
"Кишки" - intestines or guts.
'Кишки' is used literally here to refer to the intestines, emphasizing physical warmth as a part of the experience.
Вкусный борщ согреет вам душу и кишки.
Delicious borscht will warm your soul and intestines.
'Кишки' is used figuratively to describe the feeling of hunger, personifying his insides as showing motion due to lack of food.
У него кишки танцуют от голода.
His insides are dancing from hunger.
'Кишки' is used metaphorically to describe a mess of wires resembling intestines, emphasizing their tangled and chaotic nature.