| Hypoglykämie | hypoglycemia hypoglycaemia |
| Hyperglykämie | hyperglycemia |
| Hypogamie | hypogamy |
| Hypourikämie | hypouricaemia |
| Hypokaliämie | hypokalaemia |
| Hyponymie | hyponymy |
| Hypoplasie | hypoplasia |
| Hypovolämie | hypovolæmi |
| Polygamie | polygamy |
| Hypergamie | hypergamy |
| Hypervolämie | hypervolæmi |
| Hypothermie | hypothermia |
| Typografie | typography |
| Polyamid | polyamide |
| Polysemie | polysemy |
| Hyperonymie | hypernymy |
| Hyperthermie | hyperthermia |
| Hypnotherapie | hypnotherapy |
| Hypokauste | hypocaust |
| Hypotaxis | hypotaxis |