sort by Rank | Alpha
| Possible Meanings | Rank |
| Foreign Language House | *** |
| Far-lateral hypothalamus | ** |
| focal lymphoid hyperplasia | ** |
| follicular lymphoid hyperplasia | ** |
| Federal Lands Highways | ** |
| Fisher Lecture Hall | ** |
| Family Learning Hub | ** |
| Fluorescence Line Height | ** |
| Fort Leavenworth Hunt | * |
| Finch Laysan Honeycreeper | * |
| Fluorspar Lead Hill | * |
| Fonadhoo Laamu Hadhdhunmathi | * |
| Frequency and Length of Half | * |