| COSPONSOR | • cosponsor n. A joint sponsor. • cosponsor v. To sponsor jointly with another. • co-sponsor n. Alternative spelling of cosponsor. |
| DOORPOSTS | • doorposts n. Plural of doorpost. • DOORPOST n. one of the two vertical members forming the sides of a doorframe, also DOORJAMB. |
| DOORSTOPS | • doorstops n. Plural of doorstop. • DOORSTOP n. an object used for holding open a door. |
| MOTOCROSS | • motocross n. (Sports, motorcycling) A form of off-road motorbike racing. • motocross n. (Sports, motorcycling) An event where such racing takes place. • moto-cross n. A sport involving the off-road racing of motorcycles. |
| OOSPOROUS | • OOSPOROUS adj. of or pertaining to an oospore, a special kind of spore resulting from the fertilization of an oosphere by antherozoids, also OOSPORIC. |
| PROSOPONS | • prosopons n. Plural of prosopon. • PROSOPON n. the embodiment of any one of the Trinity. |
| ROOIBOSES | • ROOIBOS n. (South African) tea prepared from the dried leaves of an African plant. |
| ROSEROOTS | • roseroots n. Plural of roseroot. • ROSEROOT n. a fleshy-leaved herb, so called because the roots have the odor of roses. |
| ROSEWOODS | • rosewoods n. Plural of rosewood. • Rosewoods prop.n. Plural of Rosewood. • ROSEWOOD n. a valuable cabinet wood of a dark red color. |
| ROSOGLIOS | • rosoglios n. Plural of rosoglio. • ROSOGLIO n. (Italian) a sweet cordial made with raisins, also ROSOLIO. |
| SHOWROOMS | • showrooms n. Plural of showroom. • SHOWROOM n. a room used for the display of merchandise. |
| SOAPROOTS | • soaproots n. Plural of soaproot. • SOAPROOT n. any plant whose root can be used for soap. |
| SOURWOODS | • sourwoods n. Plural of sourwood. • SOURWOOD n. the sorrel tree. |
| VOORSKOTS | • VOORSKOT n. (South African) advance payment made to a farmer for crops. |
| ZOOSPORES | • zoospores n. Plural of zoospore. • zoöspores n. Plural of zoöspore. • ZOOSPORE n. a motile flagellated spore, occurring in certain algae, fungi, and protozoans. |