| Hypotaxe | hypotaxis |
| Hypotaxis | hypotaxis |
| Hypostase | hypostase |
| Hypogamie | hypogamy |
| Hypothek | mortgage |
| Hypothese | hypothesis |
| Hypotonie | hypotension hypotonia hypotonicity |
| Hypoxie | hypoxia hypoxaemia oxygen deficiency oxygen depletion |
| Hyphe | hypha |
| Hypokauste | hypocaust |
| Hypotheka | hypotheca |
| Hypallage | hypallage |
| Hype | hype |
| Hypertext | hypertext |
| Hyphäma | hyphaema hyphema |
| Hypnose | hypnosis |
| Hypokrit | hypocrite |
| Hyponym | hyponym |
| Hyponymie | hyponymy |
| Hypophyse | hypophysis pituitary gland |