Riel vs Rill - What's the difference?

As nouns the difference between riel and rill

is that riel is the monetary unit of cambodia, equivalent to 100 sen, and to 10 kak symbol: while rill is furrow, groove.

(Cambodian riel)

(en noun)

The monetary unit of Cambodia, equivalent to 100 sen, and to 10 kak. Symbol:

* * * ----

(wikipedia rill) (en noun)

A very small brook; a streamlet.

* 1797 , :

So twice five miles of fertile ground

With walls and towers were girdled round:

And there were gardens bright with sinuous rills ,

Where blossomed many an incense-bearing tree;

And here were forests ancient as the hills,

Enfolding sunny spots of greenery.

(planetology)

(en verb)

To run a small stream.

(Prior)