| Hydrant | hydrant fire hydrant fireplug |
| Hydrat | hydrate |
| Hydra | Hydra Lernaean Hydra |
| hydro- | hydro- |
| Hydrid | hydride |
| Hydronym | hydronym |
| gedrängt | concise |
| Andrang | run rush afflux affluxion |
| Draft | draft |
| Draht | wire |
| Drang | urge |
| Quadrant | quadrant |
| dran | get it get what's coming to one |
| Adorant | orant |
| Garant | guarantee |
| Vibrant | trill |
| errant | errant |
| Amarant | amaranth firefinch |
| Migrant | migrant |
| Tyrann | tyrant flycatcher |