This is the 8036th most frequent Russian word.
крахмального
"Крахмального" means "starchy" in English.
Here, 'крахмального' (starchy) is used as an adjective to describe a type of cookies.
Я купил крахмального печенья для вечернего чая.
I bought some starchy cookies for the evening tea.
The word 'крахмального' describes the type of powder, suggesting starch is its primary ingredient.
Для приготовления этого соуса нужна ложка крахмального порошка.
A spoon of starchy powder is needed to prepare this sauce.
In this context, 'крахмального' specifies the characteristic of the solution as being derived from or containing starch.