| Terms for subject General (518860 entries) |
| Riff | reef | |
| Riff | riff | |
| Riff (Felsenriff) | shelf (under water) | |
| Riffe | reefs | |
| Riffel | corrugation | |
| Riffel | groove | |
| Riffel | ripple | |
| Riffel | stria | |
| Riffelblech | checkered sheet | |
| Riffelglas | ribbed glass | |
| Riffellinse (opt.) | corrugated lens | |
| riffeln | riffle | |
| riffeln | to cannelure | |
| Riffeln | ripples | |
| Riffelrand (z.B. Münzen) | reeding | |
| Riffelung | cannelure | |
| Riffelung | fluting | |
| Riffelung | riffle | |
| Riffhai | reef shark | |
| riffig | reefy |