Matching Pairs Vocabulary Challenge: Article UnderstandingOnline version Match the words and phrases with their definitions to enhance your comprehension of the article. by marco rabadan 1 lap 2 doomed 3 to alternate 4 to wreak havoc 5 sturdy 6 limber 7 clearance one circuit of a track or racetrack likely to have an unfortunate and inescapable outcome clear space allowed for a thing to move past to interchange regularly or in succession to cause a large amount of damage or harm capable of moving, bending, or contorting easily strong enough to withstand rough work or treatment