6-letter words that end in on
- goujon — flathead catfish.
- grison — a weasellike carnivore, Galictis vittata, ranging from southern Mexico to Peru, having a grayish-white upper body, a distinctive white stripe across the forehead and ears, and a dark brown face, chest, and legs.
- groton — a city in SE Connecticut.
- guenon — any of several long-tailed African monkeys, especially of the genus Cercopithecus, having a grizzled coat.
- guidon — a small flag or streamer carried as a guide, for marking or signaling, or for identification.
- guston — Philip, 1912–80, U.S. abstract expressionist painter, born in Canada.
- haddon — Alfred Cort [kawrt] /kɔrt/ (Show IPA), 1855–1940, English ethnologist, anthropologist, and writer.
- hadron — any elementary particle that is subject to the strong interaction. Hadrons are subdivided into baryons and mesons.
- hagdon — any of various oceanic birds of the North Atlantic coasts of Europe and America, especially the greater shearwater.
- halton — a unitary authority in NW England, in N Cheshire. Pop: 118 400 (2003 est). Area: 75 sq km (29 sq miles)
- hammon — Jupiter, c1720–c1800, American poet.
- hanson — Duane, 1925–1996, U.S. artist and sculptor.
- hardon — an erection of the penis.
- haydon — Benjamin (Robert). 1786–1846, British historical painter and art critic, best known for his Autobiography and Journals (1853)
- hebron — an ancient city of Palestine, formerly in W Jordan; occupied by Israel 1967–97; since 1997 under Palestinian self-rule.
- helion — (physics) The nucleus of a helium-3 atom.
- hendon — a former borough, now part of Barnet, a city in Middlesex, in SE England, NW of London.
- henson — Jim (James Maury Henson) 1936–90, U.S. puppeteer: creator of the Muppets.
- hereon — hereupon.
- hermon — Mount, a mountain in SW Syria, in the Anti-Lebanon range. 9232 feet (2814 meters).
- heroon — a temple or monument dedicated to a hero
- hieron — (in ancient Greece) a temple or a sacred place.
- hilton — Conrad (Nicholson) 1887–1979, U.S. hotel owner and developer.
- hinton — Christopher, Baron Hinton of Bankside, 1901–1983, British nuclear engineer.
- hit on — to deal a blow or stroke to: Hit the nail with the hammer.
- hobson — Laura Z(ametkin) [zuh-met-kin] /zəˈmɛt kɪn/ (Show IPA), 1900–86, U.S. novelist.
- hooton — Earnest Albert [ur-nist] /ˈɜr nɪst/ (Show IPA), 1887–1954, U.S. anthropologist and writer.
- hop on — jump on, board a vehicle
- horton — a river in the N Northwest Territories, Canada, flowing NW to Franklin Bay on the Beaufort Sea. 275 miles (443 km) long.
- hot on — very severe
- houdon — Jean Antoine [zhahn ahn-twan] /ʒɑ̃ ɑ̃ˈtwan/ (Show IPA), 1741–1828, French sculptor.
- hudson — Henry, died 1611? English navigator and explorer.
- huston — John, 1906–87, U.S. film director and writer.
- hutton — James, 1726–97, Scottish geologist: formulated uniformitarianism.
- hydron — (chemistry) any hydrogen cation.
- inchon — a seaport in W South Korea.
- intron — a noncoding segment in a length of DNA that interrupts a gene-coding sequence or nontranslated sequence, the corresponding segment being removed from the RNA copy before transcription.
- ireton — Henry. 1611–51, English Parliamentarian general in the Civil War; son-in-law of Oliver Cromwell. His plan for a constitutional monarchy was rejected by Charles I (1647), whose death warrant he signed; lord deputy of Ireland (1650–51)
- isogon — a polygon having all angles equal.
- jargon — a colorless to smoky gem variety of zircon.
- jetton — an inscribed counter or token.
- jimson — Jimsonweed.
- jog on — to move or shake with a push or jerk: The horseman jogged the reins lightly.
- jolson — Al (Asa Yoelson) 1886–1950, U.S. singer and entertainer, born in Russia.
- jonson — Ben, 1573?–1637, English dramatist and poet.
- judson — Edward Zane Carroll (Ned Buntline) 1823–86, U.S. adventurer and writer of tales.
- kanoon — A Near Eastern and Caucasian musical instrument related to the zither, dulcimer, harp, or sackbut having either 26 strings and a single bridge, or twice that number and two bridges.
- kapton — a strong, lightweight plastic resistant to high temperatures, used primarily by the aerospace industry to make thin sheets of insulation
- karyon — (cytology) The nucleus of a cell.
- kation — a positively charged ion that is attracted to the cathode in electrolysis.