IPA: /rɪˈfʌndəbl/
KK: /rɪˈfʌndəbl/
Able to be returned for a refund if the customer is not satisfied or if there is a problem with the product.
The ticket is refundable if you cancel your reservation at least 24 hours in advance.
Refundable → It is formed from "re-" (meaning again) and "fundare" (meaning to provide or supply). The word "refundable" means that something can be provided back again, typically referring to money that can be returned.
Think of 'again' ('re-') and 'providing' ('fundare') to remember that 'refundable' means something that can be given back.