| BEEFALOES | • beefaloes n. Plural of beefalo. • BEEFALO n. a cross between a cow and a buffalo. |
| FEEDBOXES | • feedboxes n. Plural of feedbox. • FEEDBOX n. a box for animal feed. |
| BIODEFENSE | • biodefense n. Any defensive measure taken against an attack using bacteria, viruses or toxins. |
| BIODEFENSES | • biodefenses n. Plural of biodefense. |
| FOREBEARERS | • forebearers n. Plural of forebearer. |
| FORESEEABLE | • foreseeable adj. Able to be foreseen or anticipated. • FORESEEABLE adj. being such as may be reasonably anticipated. |
| FREEBOOTERS | • freebooters n. Plural of freebooter. • FREEBOOTER n. a person who roves about freely in search of booty, a pirate. |
| FREEBOOTIES | • FREEBOOTY n. piracy, also FREEBOOTERY. |
| BIOREFINERIES | • biorefineries n. Plural of biorefinery. |
| FOREBODEMENTS | • forebodements n. Plural of forebodement. • FOREBODEMENT n. a feeling of coming evil. |
| FREEBOOTERIES | • FREEBOOTERY n. piracy, also FREEBOOTY. |
| UNFORESEEABLE | • unforeseeable adj. Incapable of being foreseen or anticipated. • UNFORESEEABLE adj. not foreseeable. |
| UNFORESEEABLY | • unforeseeably adv. In an unforeseeable manner; without the possibility of being predicted. |
| FORCIBLENESSES | • FORCIBLENESS n. the state of being forcible. |
| FORESEEABILITY | • foreseeability n. The state or characteristic of being foreseeable; predictability. • FORESEEABILITY n. the state of being foreseeable. |
| NEUROFEEDBACKS | • NEUROFEEDBACK n. a therapy technique that presents the user with realtime feedback on brainwave activity. |
| FAVORABLENESSES | • favorablenesses n. Plural of favorableness. • FAVORABLENESS n. FAVORABLE, (US) favourable, also FAVOURABLE. |
| HETEROFLEXIBLES | • heteroflexibles n. Plural of heteroflexible. • HETEROFLEXIBLE n. one of flexible sexual orientation. |