A trader is a market participant who carries out trading operations with assets to earn income on the difference in prices. In the crypto space, traders work with coins and tokens on exchanges and other platforms.

A wick is exchange slang describing a sharp and very rapid drop in an asset's price over a short period of time, usually within one or two candles on a minute timeframe.

An order book is a table of all active limit orders to buy and sell an asset, sorted by price. It shows supply and demand and helps assess the market's liquidity.

A wall is a very large limit order to buy or sell that is capable of slowing down price movement. A distinction is made between a buy wall and a sell wall.

A stop order is a pending order to buy or sell an asset that is triggered when the price reaches a specified level. The tool helps automate trades and limit risks.