| Highlights from the Three Tenors | 32 |
| Highlighted line on a map: Abbr. | 32 |
| Highlighted line on a map, briefly | 34 |
| Highlight ___ (greatest hits for athletes) | 42 |
| Highlight of Beethoven's Ninth Symphony | 43 |
| Highlands site of many sightings | 32 |
| Highlands man's best friend? | 32 |
| Highlander's textile pattern | 32 |
| Highlander's shoulder covering | 34 |
| Highest-rated science series on TV | 34 |
| Highest-ranking, in some hierarchies | 36 |
| Highest-paid TV actress of all time | 35 |
| Highest-paid baseball player of 1966 | 36 |
| Highest-grossing of a 2003-2010 horror franchise | 48 |
| Highest-grossing film of all time | 33 |
| Highest-grossing black-and-white film of all time | 49 |
| Highest trump card in the game five hundred | 43 |
| Highest score possible with a single dart | 41 |
| Highest salaried baseball player | 32 |
| Highest Russian territory, once? | 32 |
| Highest ranks among the Swiss Guard: Abbr. | 42 |
| Highest ranked, as a tourney entrant | 36 |
| Highest point on the Ohio & Erie Canal | 42 |
| Highest point in the Calif. Cascades | 36 |
| Highest point in a satellite's orbit | 40 |
| Highest place where trees grow, on a mountain | 45 |
| Highest place that one can reach | 32 |
| Highest peak on Africa's west coast | 39 |
| Highest peak of the Bernese Alps | 32 |
| Highest peak in the Philippines: Abbr. | 38 |
| Highest peak in the Philippines, briefly | 40 |
| Highest peak in the Northwest Territories | 41 |
| Highest peak in the European Union | 34 |
| Highest peak in the Calif. Cascades | 35 |
| Highest peak in Massachusetts, Mount ___ | 40 |
| Highest of the celestial hierarchy | 34 |
| Highest of MLB's "minors" | 39 |
| Highest note in Guido's scale | 33 |
| Highest North American peak, to natives | 39 |
| Highest natural adult male voice | 32 |
| Highest musical note of yesteryear | 34 |
| Highest mountain ranged in Antarctica | 37 |
| Highest mountain in the Rhaetian Alps | 37 |
| Highest mountain in the Americas | 32 |
| Highest grossing actress of the aughts | 38 |
| Highest black key on a standard piano | 37 |
| Highest and lowest black key on a piano | 39 |
| Highest adult male singing voice | 32 |
| Highest active volcano of Europe | 32 |
| Higher-degree requirement, usually | 34 |
| Higher than zero, on an altimeter | 33 |
| Higher than it is wide, as a book | 33 |
| Higher ranks by reason of longer service | 40 |
| Higher power in "Star Wars" | 37 |
| Higher on the repulsiveness scale | 33 |
| Higher in the corporate hierarchy | 33 |
| Higham's biography of Hepburn | 33 |
| High-window section of a structure | 34 |
| High-value Scrabble tiles in Tuscany? | 37 |
| High-toned, in a manner of speaking | 35 |
| High-tech system on recon planes | 32 |
| High-tech scooter unveiled in 2001 | 34 |
| High-tech marvel decommissioned in 1955 | 39 |
| High-tech introduction of '07 | 33 |
| High-tech hand-held gadgets, briefly | 36 |
| High-tech film effects, for short | 33 |
| High-tech company with a landmark 1995 I.P.O. | 45 |
| High-tech cassette recording media | 34 |
| High-tech "fingerprint": Abbr. | 40 |
| High-tech "fingerprint" | 33 |
| High-tech ''satellite'' medium | 46 |
| High-tech ''fingerprint'' | 41 |
| High-status American, stereotypically | 37 |
| High-speed travel route without tolls | 37 |
| High-speed train from Boston to Washington | 42 |
| High-speed connection, for short | 32 |
| High-school seniors' keepsakes | 34 |
| High-school outcasts, stereotypically | 37 |
| High-school math course, briefly | 32 |
| High-school juniors' concerns | 33 |
| High-school athletic star at a casino? | 38 |
| High-roller's limit, perhaps | 32 |
| High-risk, high-yield certificate | 33 |
| High-risk corporate finance tools | 33 |
| High-ranking religious authority | 32 |
| High-ranking officers, familiarly | 33 |
| High-ranking naval officers: Abbr. | 34 |
| High-ranking military officer, slangily | 39 |
| High-ranking academic, informally | 33 |
| High-range song, in more ways than one | 38 |
| High-profile film nominations, as it were | 41 |
| High-pressure marketing, in London | 34 |
| High-pitched military band instrument | 37 |
| High-performing Wall Street investment | 38 |
| High-performance wheels, slangily | 33 |
| High-melting-point substance in a Vonnegut novel | 48 |
| High-level high school science class, briefly | 45 |
| High-kicking dancer at an audition? | 35 |
| High-kicking dance by limbless critters? | 40 |
| High-kicker's question on the Riviera? | 42 |