Good gracious Dai my dictionary only goes as far as honorific. You must have "stumbled" into a huge dictionary. I think we should all try to put it into everyday use:-) just for the crack.xx
Bridget my contribution is even easier than yours you posted this word in your message:-)
I'm like you Gill -a night bird. Have been playng scrabble with son in Kent for most of night ( he whopped me, brain in freeze mode) best I can do is NATION – ION next.
Love Jean x