Wingding is a related term of observance.
As nouns the difference between wingding and observance
is that wingding
is a fit or spasm while observance
is the practice of complying with a law, custom, command or rule.
* whing ding
* wing ding
A fit or spasm.
*1939 , (Raymond Chandler), The Big Sleep , Penguin 2011, p. 243:
*:‘She threw a wingding . Looked like a mild epileptic fit to me.’
* throw a wingding
* observaunce (obsolete)
The practice of complying with a law, custom, command or rule
The custom of celebrating a holiday or similar occasion
Observation or the act of watching
(religion) A rule governing a religious order, especially in the Roman Catholic church