To match the words with their descriptions, we look at the descriptions provided:
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What happens after a server hits two faults in a row: This usually results in a "double fault," meaning the server loses the point.
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Used to start each volley: This typically refers to a "serve," which is the action that begins play in many racket sports.
If you need to fill in specific answers based on a list of words available to you, please provide those words for a more tailored response. However, based on the descriptions alone, the matches would be:
- Double fault - What happens after a server hits two faults in a row.
- Serve - Used to start each volley.