noun
receipt
rih-SEET/rɪˈsiːt/
A written record showing payment or delivery.
The receipt lies beside the grocery bag.

Etymology
A thing or money received became the written proof that payment or delivery was received.
More examples
- Keep the receipt in case you return the shoes.
- The clerk prints a receipt after payment.
Forms
receipt
Similar words
- invoice
- A request or record of charges, not proof of payment.
- acknowledgment
- A broader confirmation that something was received.