Base
Basis, Foundation
noun
A foundation tray is a flat thing that is your foundation. It holds everything up. It is the base of everything that goes above it. It is the foundation.
きばん
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
ベーコン事業に先立ち、まずは資金基盤を築くつもりです。
We are going to build a fund base for the bacon business first.