礎 foundation

Some One is buried in Vinnie's foundation!

Using rocks and trees from the grove is the correct way to build your foundation!

foundation ★★☆☆☆
基 (basis) + 礎 (foundation) = 基礎 (foundation)

literally this kanji means 'foundation stone,' but unless you're a student of architectural history, you'll be using the metaphorical meaning instead: 基礎 means 'the fundamentals' (of a language,of a philosophy, or a martial art, etc.)