| gurning | v. | making a silly or grotesque face | British | |
| guttle | v. | to eat voraciously and greedily | ||
| guyot | n. | flat-topped seamount | ||
| gymnosophist | n. | member of an ascetic group of Jains, noted for wearing little or no clothing and for eating no meat | ||
| gynander | n. | woman with characteristics of a man | ||
| gynandry | n. | hermaphroditism | ||
| gyniolatry | n. | worship of women | ||
| gyp | n. | servant for students at Cambridge and Durham colleges | ||
| Gytrash | n. | legendary animal apparition of lonely country roads and paths, variously appearing as a large black dog or horse or even a cow | ||
| gyve | n. | (usu. pl.) shackles, esp. for legs | ||
| ha-ha | n. | sunken fence or wall bounding garden or park, set into ditch so as to not interrupt the view from within | ||
| haberdashery | n. | retail establishment selling men’s accoutrements such as shirts, ties, gloves, and hats | ||
| habergeon | n. | sleeveless coat of scale or mail armor smaller than a hauberk | ||
| hackamore | n. | halter with a bitless bridle, often used for breaking horses | ||
| hadron | n. | subatomic particle comprised of multiple quarks held together by the strong force | ||
| haecceity | n. | thisness, unique essence, that which makes a particular thing that very particular thing and no other | ||
| haggard | adj. | appearing worn, exhausted, gaunt, esp. as result of privation or anxiety; wild-looking | ||
| haggard | n. | enclosure on farm for storage of grain or hay | Scots | |
| hair rat | n. | shaped pillow of loose hair (often collected from brushing) used as base for elevating women’s hairstyles | ||
| halation | n. | blurring around edges in photographic image beyond proper boundaries, creating local fog around highlights, etc. | ||
| halcyon | adj. | calm, quiet, peaceful | ||
| hale | v. | to draw, pull | ||
| halidom | n. | holy place, sanctuary; sacred thing or relic | ||
| halitus | n. | exhalation or vapor | ||
| halt | adj. | limping; lame | ||
| hamadryad | n. | nymph bound to a specific tree | ||
| hamartia | n. | tragic flaw | ||
| hamesucken | n. | criminal assault of a person within his own dwelling | Scots | |
| hammam | n. | Turkish bath | ||
| hand s.o. his cards | v. | to fire, to lay off, to give someone their walking papers, to make redundant | ||
| hanging fire | v. | delayed, undecided | idiom | |
| hap | v. | to happen, to occur | archaic | |
| haplography | n. | inadvertent omission of repeated letter or letter group in writing; omission of word or phrase when copying document consisting of similar phrases or words | ||
| haplopia | n. | normal eyesight | ||
| hard lines | n. | adversity, bad luck | slang | |
| hare | v. | to move with great quickness | ||
| harebell | n. | Scottish bluebell, herbaceous perennial of Europe with blue flowers | ||
| harrow | v. | to break up (as with a harrow); to crush, tear, lacerate; to despoil | ||
| hassock | n. | thick pillow usu. used for kneeling at prayer; cushion used as a seat, ottoman | ||
| Hatti-sherif | n. | Turkish government decree bearing Sultanic mark making it irrevocable | ||
| haulm | n. | single stalk or stem; stems or stalks collectively, used for bedding or thatching | ||
| havelock | n. | cap cover with flap hanging down to protect the neck | ||
| haver | v. | to be indecisive, to hem and haw; to natter, to chatter | ||
| havey-cavey | adj. | suspect, dubious | ||
| haviour | n. | countenance, demeanor | obsolete | |
| hawser | n. | large rope or small cable for warping, towing, or mooring | ||
| haycock | n. | hay heaped into a cone | ||
| haylage | n. | silage made from partly wet grass | ||
| hayward | n. | officer in charge of fences and enclosures, esp. to prevent stray cattle from a commons encroaching upon enclosed fields | ||
| head race pliers | n. | pliers with curved notched grip, designed for loosening or tightening lock rings on a bicycle’s headset |