sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Public Employee Retirement System | **** |
| Public Employee Retirement Systems | *** |
| Photogrammetric Engineering and Remote Sensing | *** |
| Pike Eel Ray Starfish | *** |
| Propositional Equation Reasoning Systems | *** |
| Parochial Employees Retirement System | *** |
| Permanite Engineered Roofing Systems | *** |
| Pedestrian Environment Review System | *** |
| Private Entity Reporting Standards | *** |
| Port Environmental Review System | *** |
| Public Employment Retirement System | *** |
| Perinatal Emergency Referral Service | *** |
| Public Employers Retirement System | *** |
| Project Education Residential School | *** |
| Pension and Retirement System | ** |
| passive epidemic reporting system | ** |
| protein electric response signals | ** |
| Pertains to the Endangered Species | ** |
| Polymer Energy Rechargeable System | ** |
| Public Employees Retirment System | ** |
| polysynaptic extension reflex of soleus muscle | ** |
| Payload Equipment Restraint System | ** |
| Private Entities Reporting Standards | ** |
| Public Employees Retirement Service | ** |
| professional engineer review series | ** |
| Parent Educator Resource Service | * |
| portable echo repeater system | * |
| Power of the Requirements | * |
| Public Employees Retirements System | * |
| Pentagon Employee Referral Service | * |
| Program Expenditure Report Summary | * |
| Performance and Economic Rating System | * |
| Performance Evaluation Reporting System | * |
| Product Enhancement Request System | * |
| Philadelphia Eagles Ross Smith | * |