| Hypotaxis | hypotaxis |
| Hypotaxe | hypotaxis |
| Topotaxis | topotaxis |
| Hypogamie | hypogamy |
| Hypotonie | hypotension hypotonia hypotonicity |
| Hypoxie | hypoxia hypoxaemia oxygen deficiency oxygen depletion |
| Hypotheka | hypotheca |
| Hypokrit | hypocrite |
| Hyponymie | hyponymy |
| Hypoplasie | hypoplasia |
| Hypostase | hypostase |
| Hypotenuse | hypotenuse |
| Hypothek | mortgage |
| Hypothese | hypothesis |
| Velotaxi | cycle rickshaw |
| Epitaxie | epitaxy |
| Parataxis | parataxis |
| Epistaxis | epistaxis |
| Taxis | taxis |
| Praxis | practice |