Foundation

地基

dìjī

(lowest and supporting part or member of a wall)

基礎 /基础

jīchǔ

(that upon which anything is founded)

基金會 /基金会

jījīnhuì

(endowed institution or charity)

奠基

diànjī

(act of founding)

粉底

fěndǐ

(cosmetic cream)