twenty; 20

dodecahedron

decahedron

twenty years old

the twentieth day of the month / twenty days / Short for 二十日鼠 (hatsuka nezumi): a house mouse

regular dodecahedron

regular icosahedron

a model

to make [something] / to cook / to write a literary work / to grow, to raise / to cultivate ability, to train / to draw up, form, establish / to make an acquaintance

作る: make - make a small thing, grow vegetables / 創る: create - originate, bring into existence / 造る: build, construct - build a house, or a building