| grey(adjective, feature, characteristic, detail) |
| incense(verb, puff, fume, smoke, vapor) |
| nicotine(noun, tobacco, cigarette, baccy) |
| polluting(adjective, environment, pollution, contamination) |
| puff(verb, fume, smoke, vapor) |
| reek(noun, fume, smoke) |
| smolder(noun, steam, haze, smock) |
| sweetener(noun, feature, filter, additives) |
| vapour(noun, fume, smoke, fog, reek) |
| dirt(noun, pollution, contamination, dirtiness, foulness) |
| dirtiness(noun, pollution, contamination, dirt, foulness) |
| dirty(adjective, feature, characteristic, detail) |
| filler(noun, tobacco, cigarette, nicotine, baccy) |
| gray(adjective, feature, characteristic, detail) |
| impurities(noun, element, component, impurity, reagent) |
| pipe(verb, puff, fume, smoke, vapor) |
| poke(verb, puff, fume, smoke, vapor) |
| pull(verb, puff, fume, smoke, vapor) |
| reagents(noun, element, component, impurity, reagent) |
| smoulder(noun, steam, smolder, haze, smock) |