| Rating | Solver | Clue |
|---|---|---|
| NINETEEN | Eighteen ... twenty | |
| KILDERKIN | A small barrel; an old liquid measure containing eighteen English beer gallons, or nearly twenty-two gallons, United States measure. | |
| ASTEROLEPIS | A genus of fishes, some of which were eighteen or twenty feet long, found in a fossil state in the Old Red Sandstone. | |
| PAPAW | ...ging to the order Passifloreae. It has a soft, spongy stem, eighteen or twenty feet high, crowned with a tuft of large, long-stalked, palmately ... |