sort by Rank | Alpha
| Possible Meanings | Rank |
| Randomisierte Kontrollierte Studie | **** |
| Regulatory Knowledge and Support | **** |
| Rotary Kiln System | *** |
| Robert Koch Schule | *** |
| Radha Krishna Sharma | *** |
| Rocky Knoll School | *** |
| Resurfacing Knee System | ** |
| Redlich Kwong Soave | ** |
| Renault Klub Slovenija | ** |
| Rogi Kalyan Samitis | ** |
| Rasen Komplett System | ** |
| Raab Karcher Staviva | ** |
| Rurum Kelabit Sarawak | ** |
| Reputation Knowledge Server | ** |
| Rogi Kalyan Samiti | ** |
| Rational Krylov Sequence | ** |
| Robotic Key System | ** |
| Rear Kitchen Slide | * |
| Regionalny Komitet Strajkowy | * |
| ROAD KING SLOPER | * |
| Rationing Kruti Samiti | * |
| Red Knights Sword | * |
| Radar Key Scheme | * |
| Randall Kevin Sharpe | * |
| Region Kamina Shaba | * |
| Robotics Kernel System | * |
| Roy Keith Smith | * |