| Answer | Crossword Clue |
|---|---|
| TRADEOFF | Giving up of one thing for another |
| SWAP | Exchange one thing for another |
| SYMBOL | One thing standing for another |
| QUIDPROQUO | One thing in return for another. |
| RATIO | One thing on top of another? |
| PILE | One thing on top of another |
| RATIO | Relation of one thing to another. |
| HEAP | One thing on top of another |
| SYMBOL | It's just one thing instead of another |
