This is the 35th most frequent Finnish word.
koko
The Finnish word "koko" means "size" or "whole."
In this sentence, 'koko' is used as an adjective meaning 'whole' or 'entire' to describe the pizza.
Kaikki syövät koko pizzan.
Everyone eats the whole pizza.
Here, 'koko' is used as a noun meaning 'size', referring to the person's physical dimensions.
Hänen pituutensa ja koko ovat vaikuttavia.
His height and size are impressive.
In this sentence, 'koko' is used as an adverbial quantifier to mean 'all' or 'entire', describing the extent of the day.