| aftershaft | (noun) a supplementary feather (usually small) on the underside of the base of the shaft of some feathers in some birds | - |
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| camshaft | (noun) an engine shaft with cams attached to it | - |
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| chafe | (noun) anger produced by some annoying irritation | Synonyms: annoyance, vexation |
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| (noun) soreness and warmth caused by friction | - |
| chafeweed | (noun) weedy perennial of north temperate regions having woolly foliage and dirty white flowers in a leafy spike | Synonyms: Gnaphalium sylvaticum, wood cudweed |
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| chaff | (noun) foil in thin strips; ejected into the air as a radar countermeasure | - |
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| (noun) material consisting of seed coverings and small pieces of stem or leaves that have been separated from the seeds | Synonyms: husk, shuck, stalk, straw, stubble |
| chaffinch | (noun) small European finch with a cheerful song | Synonyms: Fringilla coelebs |
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| chaffweed | (noun) weedy plant having short dry chafflike leaves | Synonyms: bastard pimpernel, false pimpernel |
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| chafing | (noun) soreness or irritation of the skin caused by friction | - |
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| cockchafer | (noun) any of various large European beetles destructive to vegetation as both larvae and adult | Synonyms: May beetle, May bug, Melolontha melolontha |
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| crankshaft | (noun) a rotating shaft driven by (or driving) a crank | - |
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| driveshaft | (noun) a rotating shaft that transmits power from the engine to the point of application | - |
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| hafnium | (noun) a grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons | Synonyms: atomic number 72, Hf |
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| haft | (noun) the handle of a weapon or tool | Synonyms: helve |
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| mineshaft | (noun) excavation consisting of a vertical or sloping passageway for finding or mining ore or for ventilating a mine | - |
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| shaft | (noun) the hollow spine of a feather | Synonyms: calamus, quill |
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| (noun) a long rod or pole (especially the handle of an implement or the body of a weapon like a spear or arrow) | - |
| (noun) a revolving rod that transmits power or motion | Synonyms: rotating shaft |
| (noun) a long vertical passage sunk into the earth, as for a mine or tunnel | - |
| (noun) (architecture) upright consisting of the vertical part of a column | Synonyms: scape |
| (noun) a vertical passageway through a building (as for an elevator) | - |
| (noun) a long pointed rod used as a tool or weapon | Synonyms: lance, spear |
| (noun) the main (mid) section of a long bone | Synonyms: diaphysis |
| (noun) obscene terms for penis | Synonyms: cock, dick, pecker, prick, putz, tool |
| (noun) a line that forms the length of an arrow pointer | - |
| (noun) an aggressive remark directed at a person like a missile and intended to have a telling effect | Synonyms: barb, dig, gibe, jibe, shot, slam |
| (noun) a column of light (as from a beacon) | Synonyms: beam, beam of light, irradiation, light beam, ray, ray of light, shaft of light |