| Highest deg. | 12 |
| Highest degree | 14 |
| Highest degree? | 15 |
| Highest degrees | 15 |
| Highest digit | 13 |
| Highest digits | 14 |
| Highest European volcano | 24 |
| Highest fliers | 14 |
| Highest grade | 13 |
| Highest grossing actress of the aughts | 38 |
| Highest Guidonian note | 22 |
| Highest honor | 13 |
| Highest in a suit | 17 |
| Highest in order | 16 |
| Highest in rank | 15 |
| Highest in rank, among animals | 30 |
| Highest in rank, in a way | 25 |
| Highest in salt, perhaps | 24 |
| Highest intellect | 17 |
| Highest kind of knowledge | 25 |
| Highest land on Earth | 21 |
| Highest large lake in the world | 31 |
| Highest level | 13 |
| Highest level attainable | 24 |
| Highest level in a profession | 29 |
| Highest male singing voice | 26 |
| Highest male voice | 18 |
| Highest man or lowest woman | 27 |
| Highest mark | 12 |
| Highest mil. title | 18 |
| Highest minor league | 20 |
| Highest minor league level | 26 |
| Highest mountain | 16 |
| Highest mountain in Australia | 29 |
| Highest mountain in Crete | 25 |
| Highest mountain in the Americas | 32 |
| Highest mountain in the Rhaetian Alps | 37 |
| Highest mountain ranged in Antarctica | 37 |
| Highest musical note of yesteryear | 34 |
| Highest N.C.O. | 14 |
| Highest natural adult male voice | 32 |
| Highest navy rank | 17 |
| Highest non-face card | 21 |
| Highest North American peak, to natives | 39 |
| Highest note | 12 |
| Highest note in Guido's scale | 33 |
| Highest notes | 13 |
| Highest number in keno | 22 |
| Highest of all | 14 |
| Highest of MLB's "minors" | 39 |
| Highest of the Alps | 19 |
| Highest of the Alps, Mont ___ | 29 |
| Highest of the celestial hierarchy | 34 |
| Highest of the minors | 21 |
| Highest of the Pyrenees | 23 |
| Highest one-digit number | 24 |
| Highest or farthest point | 25 |
| Highest or lowest card | 22 |
| Highest orbital point | 21 |
| Highest orbital points | 22 |
| Highest ordinal number? | 23 |
| Highest P.I. peak | 17 |
| Highest paid actress of 2011 | 28 |
| Highest part | 12 |
| Highest part of a deck | 22 |
| Highest part of a wave | 22 |
| Highest parts of decks | 22 |
| Highest peak | 12 |
| Highest peak in Africa | 22 |
| Highest peak in Crete | 21 |
| Highest peak in Crete: Abbr. | 28 |
| Highest peak in Great Britain | 29 |
| Highest peak in Idaho | 21 |
| Highest peak in Manitoba | 24 |
| Highest peak in Massachusetts, Mount ___ | 40 |
| Highest peak in N.Z. | 20 |
| Highest peak in North America | 29 |
| Highest peak in the Alps | 24 |
| Highest peak in the Calif. Cascades | 35 |
| Highest peak in the Cascades | 28 |
| Highest peak in the European Union | 34 |
| Highest peak in the Northwest Territories | 41 |
| Highest peak in the Philippines | 31 |
| Highest peak in the Philippines, briefly | 40 |
| Highest peak in the Philippines: Abbr. | 38 |
| Highest peak in the Pyrenees | 28 |
| Highest peak in Turk. | 21 |
| Highest peak of Crete | 21 |
| Highest peak of the Bernese Alps | 32 |
| Highest peak on Africa's west coast | 39 |
| Highest peak on Crete | 21 |
| Highest peak on Crete: Abbr. | 28 |
| Highest Phil. peak | 18 |
| Highest Philippine mountain | 27 |
| Highest Philippine peak | 23 |
| Highest place | 13 |
| Highest place that one can reach | 32 |
| Highest place where trees grow, on a mountain | 45 |
| Highest playing card | 20 |
| Highest point | 13 |