Rating | Solver | Clue |
---|---|---|
SUBTLE | Rarefied | |
RAREFIABLE | Capable of being rarefied. | |
ATTENUATED | Made thin or less viscid; rarefied. | |
PNEUMOTHERAPY | The treatment of disease by inhalations of compressed or rarefied air. | |
RAREFACTION | The act or process of rarefying; the state of being rarefied; -- opposed to condensation; as, the rarefaction of air. |