Richest

adjective

1. Wealthy: having a lot of money and possessions.
2. Having an intense fatty or sugary flavour.

   "a rich dish; rich cream or soup; rich pastry"

3. Plentiful, abounding, abundant, fulfilling.

   "a rich treasury; a rich entertainment; a rich crop"

4. Yielding large returns; productive or fertile; fruitful.

   "rich soil or land; a rich mine"

5. Composed of valuable or costly materials or ingredients; procured at great outlay; highly valued; precious; sumptuous; costly.

   "a rich endowment; a rich dress; rich silk or fur; rich presents"