| Clue | Length | Answer |
|---|---|---|
| Increase substantially | 8 letters | redouble |
| ||
Likely related crossword puzzle clues
- Bridge call
- fold twice
- Multiply, as one's efforts
- Intensify and be louder in a frenzy
- make twice as strong
- intensify, as one's efforts
- Confident bridge bidder's call
- Increase [efforts]
- Intensify; make greater
- Intensify
- Step up (one's efforts)
- To double or repeat
- Increase number or effort
- Whet
- Accelerate
- Aggravate
- Beef up
- Blow up
- "Come again?"
- Complicate
- Concentrate
- Condense
- Consolidate
- Copy
- Deepen
- ditto
- do a repeat
- Do again
- Do over
- Double
- Dupe
- Duplicate
- Echo
- Enhance
- Exacerbate
- Exaggerate
- geminate
- Heat up
- Heighten
- hop-up
- hot up
- Imitate
- ingeminate
- Jazz (up)
- Key up
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- make-complex
- Mount
- multiply by two
- Parrot
- Plagiarize
- "...... quote ..."
- ramify
- redo
- Reduplicate
- reecho
- Regurgitate
- reincarnate
- Reinforce
- Renew
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- Reproduce
- Revive
- Rise
- Rouse
- Say again
- Sharpen
- soup-up
- Step-up
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- Triple ......
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- We must ...... our efforts
- Increase substantially
- To make twice as strong