| Rating | Solver | Clue |
|---|---|---|
| STEADIER | More stable | |
| TAUTOMERISM | ... substances, or their respective derivatives, which are more or less interchangeable, according as one form or the other is the more stable. I... | |
| HYDRAZINE | ...inct salts. Called also diamide, amidogen, (or more properly diamidogen), etc. ... |