“It is well known that ‘Diorama’ is a portmanteau of ‘Dinosaur’ and ‘Rama’, from a story about a model made to describe an unusual visit to places near lake Couchiching.”
“‘Portmanteau’ being a French portmanteau of ‘Door’ and ‘Coat’, similar to ‘Dovecoat’ (or ‘Dovecote’ as it is sometimes written).”