| BESPEEDING | • bespeeding v. Present participle of bespeed. • BESPEED v. to help on. |
| LIGHTSPEED | • lightspeed n. The speed of light (in vacuum unless another medium is specified). • lightspeed n. An extremely fast speed. • light␣speed n. Alternative form of lightspeed. |
| MULTISPEED | • multispeed adj. Capable of operating at multiple speeds. • MULTISPEED adj. of e.g. a bicycle, having many gears. |
| OUTSPEEDED | • outspeeded v. Simple past tense and past participle of outspeed. • OUTSPEED v. to go faster than. |
| SPEEDBALLS | • speedballs n. Plural of speedball. • SPEEDBALL v. to take cocaine and heroin taken intravenously. |
| SPEEDBOATS | • speedboats n. Plural of speedboat. • speed␣boats n. Plural of speed boat. • SPEEDBOAT n. a high-speed motorboat having either an inboard or outboard motor. |
| SPEEDFREAK | • speedfreak n. (Slang) An addict or habitual user of amphetamines, methamphetamines, or similar stimulating drugs. • speedfreak n. (Slang) A person who enjoys driving, riding motorcycles, etc. at high speeds. • speedfreak n. (Slang) A metalhead who listens to speed metal. |
| SPEEDFULLY | • speedfully adv. In a speedful manner. • SPEEDFUL adv. full of speed. |
| SPEEDINESS | • speediness n. The property of being fast; swiftness. • SPEEDINESS n. the state of being speedy. |
| SPEEDREADS | • speedreads v. Third-person singular simple present indicative form of speedread. • speed-reads v. Third-person singular simple present indicative form of speed-read. • speed␣reads v. Third-person singular simple present indicative form of speed read. |
| SPEEDSTERS | • speedsters n. Plural of speedster. • SPEEDSTER n. one who likes to travel fast. |
| SPEEDWALKS | • speedwalks n. Plural of speedwalk. • speedwalks v. Third-person singular simple present indicative form of speedwalk. • SPEEDWALK n. (US) an endless conveyor belt or moving walkway used to transport standing persons from place to place. |
| SPEEDWELLS | • speedwells n. Plural of speedwell. • SPEEDWELL n. any species of the scrophulariaceous genus Veronica, typically blue-flowered. |
| SUPERSPEED | • superspeed n. Remarkably fast speed. • superspeed adj. Operated at or capable of moving at exceedingly high speeds. • SUPERSPEED n. a very high speed. |