Related Clues:

• A golden rule, e.g
• Doctrine that might well appear retrogressive
• Reversible conviction?
• Belief held as true
• European accepted in Indian's home, in principle
• Belief that energy is absorbed by canvas
• People leave apartment block out of principle
• Principle number eight ends either way
• Catch up on energy, with time, that's the principle
• An article of faith - whichever way you look at it!
• Not an irreversible belief
• What is held as true could also be the reverse
• The up-and-down principle
• Doctrine that is not irreversible
• What I think is catchup - and French