| Answer | Crossword Clue |
|---|---|
| endogenous | Having an internal cause or origin |
| idiopathy | a disease of unknown origin or one having no apparent cause |
| psychogenic | Having a psychological origin or cause rather than a physical one |
| idiopathies | IDIOPATHY, a disease of unknown origin or one having no apparent cause |
| endotoxic | of or like an endotoxin, a toxin of internal origin |
| calipers | An instrument for measuring external or internal dimensions, having two hinged legs resembling a pair of compasses and in-turned or out-turned points |
| callipers | An instrument for measuring external or internal dimensions, having two hinged legs resembling a pair of compasses and in-turned or out-turned points |
