frigate

n small fast naval escort-vessel （小型）护卫舰.

friability, friable, friar, friary, fricassee, fricative, friction, Friday, fridge, fridge-freezer, fried, friend, friendless, friendliness, friendly, friendly match (also friendly), friends, friendship, frieze, frig, frigging, fright, frighten, frightened, frightening, frighteningly, frightful, frightfully, frigid, frigidity, frigidly, frill, frilled, frilly, fringe, fringe benefit, frippery, Frisbee, frisk, friskily,