| Hyphe | hypha |
| Hype | hype |
| Chypre | chypre |
| hypen | hype |
| hypo- | hypo- |
| Glyphe | glyph |
| Lymphe | lymph |
| Nymphe | nymph |
| Sylphe | sylph |
| Hypnos | Hypnos |
| Hyphäma | hyphaema hyphema |
| Hypnose | hypnosis |
| Hypothek | mortgage |
| Hypoxie | hypoxia hypoxaemia oxygen deficiency oxygen depletion |
| hyper- | hyper- super- |
| Typhus | typhoid typhoid fever |
| Japhet | Japheth |
| Aphel | aphelion |
| Hypotheka | hypotheca |
| Isohypse | contour |