| WEIGHEDDOWN | Burdened, having got the mass of fluffy feathers (7,4) |
| DOWNFALL | Mass of fluffy hair fellow, in front of all, is undoing (8) |
| FUZZ | Mass of fluffy particles |
| DOWNPAYMENT | Deposit for purchase of soft covering of fluffy hair (4,7) |
| AKITAHONCHO | Big boss among a group of fluffy-tailed dogs? |
| KILOGRAM | Metric unit of mass that is very nearly equal (it was originally intended to be exactly equal) to the mass of 1,000 cubic cm of water. The pound is defined as equal to 0.45359237 of this unit. (8) |
| OXYGEN | Accounting for 65 per cent of the mass of the human body, the third-most abundant element in the universe, atomic number eight (6) |
| MOUSSE | French word first used in English to describe the mass of tiny bubbles on the surface of a glass of champagne, later for a light frothy whipped pudding, reminiscent of this (6) |
| DISTRAUGHT | Having got the wind up, is initially trapped in the current of air |
| BROACHED | Having got the ale flowing, raised the subject of |
| WALDEN | Whence the line 'The mass of men lead lives of quiet desperation' |
| DARKMATTER | A large proportion of the mass of the universe (4,6) |
| DENSITY | The ratio of the mass of a substance to its volume (7) |
| TOUCHDOWN | Feel fluffy feathers on the landing (9) |
| RATTY | Condition of sewer having got the needle? (5) |
| GAINSAID | Denied having got the increase spoken of (8) |
| SENTRY | Having got the money, go for the guard (6) |
| COAXED | Gently persuaded the two having got the chop (6) |
| TAPED | Having got the measure of, recorded (5) |
| ENERGID | The nucleus of a cell together with the mass of protoplasm around it (7) |
