Radical 土
11 strokes
this or that 其 (235) + earth 土 (54a) = foundation 基
基本 (174) jīběn basic, fundamental
基础 (115) jīchǔ base, foundation

“Do you want to use this or that earth for the foundation?” the builder asks, pointing. / “In either case we’ll need so much that it’ll take the giant and his jeep to transport it.”