A cryptocurrency fork is a new coin created on the basis of existing code or an algorithm with certain changes made to it. This is how altcoins based on Bitcoin and Litecoin came about.

FPGA is a field-programmable gate array, a semiconductor chip that can be configured for specific tasks after it has been manufactured. In mining, it occupies an intermediate position between graphics cards and ASICs.

Freicoin is a cryptocurrency built around the economic idea of money with a storage fee. It is based on the concept of "free money" by economist Silvio Gesell.

A FUDster is a person who deliberately spreads fear, uncertainty, and doubt around a crypto project. The goal of such actions is to influence the sentiment of market participants.

Futures is a derivative exchange contract for buying or selling an asset in the future at a price agreed in advance. On the crypto market, it is used for hedging risks and for speculation.