1
to be rich (in);to abound (in);to be abundant (in);to be full (of)
usu. as ...に～
その土壌は腐植に富んでいます。
That soil is rich in humus.
2
to be rich;to be wealthy
どんなに富んでも彼は決して満足しない。
No matter how rich he may be, he is never contented.