Airdrop

Wallets that are offline and require physical access to certain devices (eg. hardware wallet, paper wallets)

Double mined blocks that are not included in the blockchain.

A Dutch Auction, also know as an "inverted" auction, starts off with high asking price that decays over time until a pre-determined floor price.

Fully Diluted Valuation (FDV) is the theoretical market capitalization of a coin if the entirety of its supply is in circulation, based on its current market price. The FDV value is theoretical as increasing the circulating supply of a coin may impact its market price. Also depending on the tokenomics, emission schedule or lock-up period of a coin's supply, it may take a significant time before its entire supply is released into circulation.