| SPEEDUP | Increase the rate (5,2) |
| ACCELERATE | Increase the rate |
| RAISETHEPRICE | Increase the rate (5,3,5) |
| ONTHEGAS | See 3 Dn; Increase the rate, then postages will be revised (4,2,3,3) |
| STEP | & 11 Dn Increase the rate, then postages will be revised (4,2,3,3) |
| CHANDELLE | Abrupt climbing turn by an aircraft that uses momentum to increase the rate of ascent; French, 'candle' (9) |
| CATALYSTS | Substances that increase the rate of a chemical reaction without undergoing permanent change (9) |
| CATALYST | Substance that increases the rate of a chemical reaction (8) |
| THEATRE | The rate has changed for the boards |
| CABARET | Show the rate has been fiddled on the taxi (7) |
| BLETHER | Double the rate for bottling gas |
| TREBLED | The rate excluding board, originally light, increased |
| THEPACE | What the rate-fixer does? (4,3,4) |
| MEMPHIS | In Tennessee yours truly is holding the rate of progress |
| HAULAGE | Commercial transport of goods or the rate levied for such (7) |
| ASSERTS | Declares a change in the rates involving the ship (7) |
| CHARGES | The rates paid for loads (7) |
| STARTINGPRICE | The rate at the beginning of the race (8-5) |
| VELOCITY | A measure of the rate of motion of a body expressed as the rate of change of its position in a particular direction with time |
| PACE | Meaning "stretch of the leg", a step; the distance covered by said stride; a gait of a horse; or, the rate of cantering, running, walking etc (4) |
