sort by Rank | Alpha
| Possible Meanings | Rank |
| Child Health Unit | **** |
| Centre Hospitalo Universitaire | **** |
| Centres Hospitaliers Universitaires | **** |
| Celsius Heat Unit | **** |
| Centres Hospitalo Universitaires | *** |
| Community Health Units | *** |
| Christian Historical Union | *** |
| Community Housing Unit | *** |
| Critical Habitat Unit | *** |
| College Hoops Update | *** |
| Concealed Handgun Unit | *** |
| Centigrade Heat Unit | *** |
| Com Housing Units | *** |
| chronically hemodialyzed uremic | ** |
| Coalition of HandyDART Users | ** |
| Christian Heritage University | ** |
| Courage Handiham University | ** |
| Combat Helicopter Unit | ** |
| Community Health Unit | ** |
| Crop Heat Units | * |
| Complaint Hearing Unit | * |
| Christen Historische Unie | * |
| Clark Hemming Ulph | * |
| Cumulative Habitat Units | * |
| Carl Hansen Underwater | * |
| Chronological History Union | * |