| Termen/ Term | Nr. apariții/ No. occurrences |
| FRASINEL | 4 |
| FRATELE PRIBOIULUI | 1 |
| FRIGURELE | 4 |
| FRIGURICA | 1 |
| FRINGILID CENTRAMERICAN | 1 |
| FRINGILID NORD-AFRICAN | 1 |
| FRINGILID SUDAMERICAN | 1 |
| FRUNZA | 2 |
| FRUNZARITA CENUSIE | 7 |
| FRUNZARITA-DE-GRADINA | 1 |
| FRUNZE | 2 |
| FUGACI DE TARM | 2 |
| FUGACI DE TARM SUDIC | 1 |
| FUGACI MARITIM | 2 |
| FUGACI MIC | 2 |
| FUGACI PITIC | 1 |
| FUGACI ROSCAT | 1 |
| FUGACIUL ROSCAT | 3 |
| FUGAR DE DESERT | 1 |
| FUMARITA | 1 |
| FUNDAC MIC | 4 |
| FUNDAC POLAR | 4 |
| FURNICA | 1 |
| FURNICARUL DE COPAC | 2 |
| FURNICARUL MARE | 2 |
| FURTUNAR | 2 |
| FUSAR | 1 |
| FUSAR MARE | 2 |