federal (adj) — sense 1 Pertaining to a league or treaty; derived from an agreement or covenant between parties, especially between nations.
federal (adj) — sense 2 Pertaining to the national government level in a federal nation, as opposed to state, provincial, county, city, or town.
federal (noun) — sense 5 A federal agent or (chiefly law-enforcement) official.: A law-enforcement official of the FBI.
feel (verb) — sense 1 To use or experience the sense of touch.: To become aware of through the skin; to use the sense of touch on.
feel (verb) — sense 2 To use or experience the sense of touch.: To find one's way (literally or figuratively) by touching or using cautious movements.
feel (verb) — sense 3 To use or experience the sense of touch.: To receive information by touch or by any neurons other than those responsible for sight, smell, taste, or…
fee (noun) — sense 2 An amount charged in return for permission to do something:: An amount charged ancillary to the (occasionally null) base cost of a product or service…
fee (noun) — sense 3 An amount charged in return for permission to do something:: An amount charged for something: the base cost of purchasing some thing, service, etc.
fee (verb) — sense 4 To reward for services performed, or to be performed; to recompense; to hire or keep in hire; hence, to bribe.
fell (adj) — sense 1 Of a strong and cruel nature; eager and unsparing; grim; fierce; ruthless; savage.
fell (noun) — sense 1 The finer portions of ore, which go through the meshes when the ore is sorted by sifting.
fell (noun) — sense 1 High and barren landscape feature such as a mountain range or mountain terrain above the tree line.
fell (noun) — sense 2 A covering of hair, wool, etc., especially when matted or thick; a fleece; also (chiefly in fell of hair), a thick head or mass of hair.
fell (noun) — sense 2 A rocky ridge or chain of mountains, particularly in the British Isles or Fennoscandia.
fell (noun) — sense 5 The stitching down of a fold of cloth; specifically, the portion of a kilt, from the waist to the seat, where the pleats are stitched down.