| Answer | Crossword Clue |
|---|---|
| redoubling | to double the double of (an opponent) |
| redoubling | to double the double of an opponent |
| lyase | an enzyme (as a decarboxylase) that forms double bonds by removing groups from a substrate other than by hydrolysis or that adds groups to double bonds |
| overcall | bid on a higher level than, or in a higher ranking suit than, the previous bid of an opponent that was not followed by a bid or double by one's partner |
| redouble | Double a bid already doubled by an opponent |
| redoubled | Double a bid already doubled by an opponent |
| redoubles | Double a bid already doubled by an opponent |
