noun - a method of doing or measuring something, based on practical experience

phrase - a phrase we use to give someone permission to do something

verb, American English, informal - to worry about something, to keep worrying about something

phrase - a special (usually hidden) demand, a hidden, not obvious demand for something in return

noun, British English - a motorcycle or car race held on an oval dirt or paved track, where riders or drivers compete at high speed, often sliding through corners

verb - to decide which tasks, problems, or goals are the most important and deal with them first

noun - a person in the past, usually an older or responsible one, who accompanies and looks after someone, especially a young woman or group, to ensure proper behaviour

verb, formal - to slow down and let another vehicle go first before you continue driving

noun - a machine that cuts something into small pieces, especially paper, food, or waste material

verb - to tell or allow someone, especially an employee, to stop working temporarily