| rat's tail | Rattenschwanz |
| rat-a-tat | Geknatter |
| rat-a-tat-tat | Geknatter |
| rat-arsed | voll |
| rat-bite disease | Rattenbisskrankheit |
| rat-bite fever | Rattenbissfieber |
| rat-catcher | Rattenfänger |
| rat-catchers | Rattenbekämpfer |
| rat-flea | Rattenfloh |
| rat-holing | Schachtbildung |
| rat-on | Rohr |
| rat-tail file | Rundfeile |
| rat-tail files | Rundfeilen |
| rat-tat | Geknatter |
| rat-trap | Rattenfalle |
| ratability | Schätzbarkeit |
| ratable | schätzbar |
| ratably | schätzbar |
| ratafee | Ratafia |
| ratafia | Ratafia |
| Ratak Chain | Ratak-Kette |
| Ratanakiri Province | Ratanakkiri |
| rataplan | Trommeln |
| Ratatat | Ratatat |
| Ratatosk | Ratatöskr |
| ratatouille | Ratatouille |
| ratcatcher | Rattenfänger |
| ratch | Ratsche |
| ratch-wheel | Klinkenrad |
| Ratchaburi | Ratchaburi |
| Ratchaburi Province | Ratchaburi |
| ratched control | Rastmechanismus |
| ratchel | kleiner Stein |
| ratchet | Klinke |
| ratchet adapter | Aufsteckknarre |
| ratchet adapters | Aufsteckknarren |
| ratchet and pawl | Sperrzahnrad mit Sperrklinke |
| ratchet and pawl mechanism | Klinkengesperre |
| ratchet borer | Spitzbohrer |
| ratchet borers | Spitzbohrer |
| ratchet box wrench | Knarren-Ringschlüssel |
| ratchet brace | Sperrhaken |
| ratchet braces | Bohrknarren |
| Ratchet City | Ratchet City |
| ratchet counter | Hubzähler |
| ratchet effect | Sperrklinkeneffekt |
| ratchet gearing | Klinkenschaltwerk |
| ratchet hand tool | Handzange mit Sperrmechanismus |
| ratchet handle | Knarre |
| ratchet lever | Klinkenhebel |
| ratchet of a ratchet wheel | Sperrzahn |
| ratchet pin | Rastbolzen |
| ratchet plunger | Sperrbolzen |
| ratchet relay | Stufenrelais |
| ratchet ring spanner | Knarren-Ringschlüssel |
| ratchet screwdriver | Ratsche |
| ratchet socket wrench | Freilaufsteckschlüssel |
| ratchet socket wrenches | Freilaufsteckschlüssel |
| ratchet spanner | Knarrenschlüssel |
| ratchet spring | Klinkenfeder |
| ratchet tap wrench | Ratschen-Gewindeschneidkluppe |
| ratchet tap wrenches | Ratschen-Gewindeschneidkluppen |
| ratchet thread | Sägegewinde |
| ratchet time | Sperrzeit |
| ratchet time base | Sperrzeitbasis |
| ratchet tooth | Sperrzahn |
