| Hypotonie | hypotension hypotonia hypotonicity |
| Hypertonie | hypertension |
| Myotonie | myotonia |
| Hypogamie | hypogamy |
| Hypotaxis | hypotaxis |
| Hyperopie | hyperopia |
| Hyponymie | hyponymy |
| Hypotaxe | hypotaxis |
| Hypotenuse | hypotenuse |
| Hypothese | hypothesis |
| Hypoxie | hypoxia hypoxaemia oxygen deficiency oxygen depletion |
| Typologie | typology |
| Monotonie | monotony monotonicity |
| Myotomie | myotomy |
| Phytotomie | phytotomy |
| Myatonie | myatonia |
| Hyperonymie | hypernymy |
| Hypotheka | hypotheca |
| hypovoläm | hypovolemic |
| Hyperon | hyperon |