英和和英

a quartette

to divide something into four parts

a quintette

of an object, the state of being quadrupled

something that has four layers

to quarter

things which comprise a five piece set

a set of three

in fours

to be a three-piece set

twosome

Draw three or four circles

to have four sides

a trio

four kinds of weapons

to give birth to triplets

four sections or divisions of something

having five sides

in Japan, the state of things being in piles of eight

I took it down to three pieces.

a combination of four things that have been gathered together

having four prongs

five categories

something that is in a pile of eight objects of the same kind

four kinds

having five points

something made of three layers

four forks

a triad of hanging scrolls

Thirdly