Stack

STACK noun

[ C ] uk/stæk/ us
a tidy pile of things

стопка
a stack of books/CDs  stack s of sth informal
a lot of something

множество, огромное количество
There are stack s of studies linking salt to high blood pressure.
stack verb [ T ] uk/stæk/ us(also stack up)
to arrange things in a tidy pile

складывать в стопку
Can you help me stack these chairs?