| HEI | increase the height of |
|---|---|
| HEI | reaching a higher intensity |
| HEI | rising progressively |
| HEI | a high place |
| HEI | an Asian river between China and Russia |
| HEI | god of dawn and light |
| HEI | god of dawn and light |
| HEI | god of dawn and light |
| HEI | an emergency procedure to help someone who is choking because food is lodged in the trachea |
| HEI | an emergency procedure to help someone who is choking because food is lodged in the trachea |
| HEI | United States writer of science fiction (1907-1988) |
| HEI | shockingly brutal or cruel |