| HI | something whose name is either forgotten or not known |
|---|---|
| HI | a temporary red mark on a person's skin resulting from kissing or sucking by their lover |
| HI | a small inflamed elevation of the skin |
| HI | frontier marshal whose adventures have become legendary (1837-1876) |
| HI | American hardwood tree bearing edible nuts |
| HI | valuable tough heavy hardwood from various hickory trees |
| HI | small hard-shelled nut of North American hickory trees especially the shagbark hickories |
| HI | small 2-needled upland pine of the eastern United States (Appalachians) having dark brown flaking bark and thorn-tipped cone scales |
| HI | American hardwood tree bearing edible nuts |
| HI | a Siouan language spoken by the Hidatsa people |
| HI | a member of the Sioux people formerly inhabiting an area along the Missouri river in western North Dakota |
| HI | covered from view |