| A | B |
| announcer | person who introduces programs, reads news, and so on |
| cargo | load of goods |
| delays | periods of time when things are put off or held up |
| injuries | kinds of damages |
| obstacles | things that stand in the way; hindrances |
| overtakes | catches up and moves ahead |
| skids | slides; not able to control |
| wilderness | wild place; region where few or no people living in it |
| checkpoint | place of inspection on a route |
| collision | a crash |
| musher | one who travels through snow driving a dogsled |
| spectators | onlookers; people who are watching |