| BLOODSTONES | • bloodstones n. Plural of bloodstone. • BLOODSTONE n. a green chalcedony sprinkled with red spots resembling blood. |
| BUTTONWOODS | • buttonwoods n. Plural of buttonwood. • BUTTONWOOD n. the American plane tree, a large tree, producing rough balls, from which it is named, also BUTTONBALL. |
| COTTONWOODS | • cottonwoods n. Plural of cottonwood. • COTTONWOOD n. an American tree of the poplar genus, having seeds covered with abundant cotton-like hairs. |
| DIPROTODONS | • diprotodons n. Plural of diprotodon. • DIPROTODON n. any marsupial of the Diprotodontia, that includes kangaroos, wombats, etc., also DIPROTODONT. |
| DRAGONROOTS | • DRAGONROOT n. (US) an araceous plant (genus Arisaema) or its tuberous root, used in medicine. |
| HOUNDSTOOTH | • houndstooth n. A two-colour fabric pattern of broken checks. • houndstooth n. Fabric with a houndstooth pattern; an item of clothing made with such fabric. |
| MATRONHOODS | • MATRONHOOD n. the state of being a matron. |
| MONOTONISED | • MONOTONISE v. to make into a monotone, also MONOTONIZE. |
| NATIONHOODS | • nationhoods n. Plural of nationhood. • NATIONHOOD n. the state of being a nation. |
| NOTODONTIDS | • notodontids n. Plural of notodontid. • NOTODONTID n. a member of the Notodontidae genus of moths. |
| OCTOHEDRONS | • octohedrons n. Plural of octohedron. • OCTOHEDRON n. (Greek) a solid bounded by eight plane faces, also OCTAHEDRON. |
| ODONTOBLAST | • odontoblast n. A cell on the outer surface of dental pulp that produces tooth dentin. • ODONTOBLAST n. a tooth cell in the surface of dental pulp that produces dentine. |
| ODONTOCETES | • odontocetes n. Plural of odontocete. • ODONTOCETE n. a subdivision of Cetacea, including the sperm whale, dolphins, etc.; the toothed whales. |
| ODONTOLITES | • odontolites n. Plural of odontolite. • ODONTOLITE n. a fossil bone or tooth coloured blue with phosphate of iron, aka bone-turquoise. |
| ORNITHOPODS | • ornithopods n. Plural of ornithopod. • ORNITHOPOD n. a member of a suborder of bipedal ornithischian (bird-hipped) dinosaurs. |
| OUTDOORSMAN | • outdoorsman n. A man who spends time in outdoor pursuits or sports. • OUTDOORSMAN n. one who spends much time in the outdoors or in outdoor activities. |
| OUTDOORSMEN | • outdoorsmen n. Plural of outdoorsman. • OUTDOORSMAN n. one who spends much time in the outdoors or in outdoor activities. |
| RONDOLETTOS | • rondolettos n. Plural of rondoletto. • RONDOLETTO n. a short rondo. |
| SHOOTAROUND | • shootaround n. (Basketball) An informal practice session. • shoot␣around v. (Film, television) To record footage in the absence of (one of the actors), with the intention of editing… • SHOOTAROUND n. an informal basketball practice or warmup before a game, during which players take turns shooting baskets. |
| YOCTOSECOND | • yoctosecond n. (Metrology) An SI unit of time equal to 10-24 seconds. Symbol: ys. • YOCTOSECOND n. a very small unit of time. |