Kahāpaṇa
Kahāpaṇa¶

Kahāpaṇas from Kosala. Circa 525-465 BC.
Average diameter 25mm, average weight 2.70 g. Each piece with a variety of separate punch-marks applied to both sides.
1 kahāpaṇa = 4 pāda
1 pāda = 5 māsaka
Fun Indo-European Etymology Story27
The Sanskrit word for kahāpaṇa is kārṣāpaṇa.
The coins were called kārṣāpaṇa because they weighed one karṣa each, a weight measured in cowrie shells.
The English word, "Cash", seems similar to the Sanskrit word, karṣa.
Please understand that this is meant as a humorous element.