Meaning of sumpsimus | Babel Free

Definitions

1. Adherence to or persistence in using a strictly correct term in rejection of a more common (but technically incorrect) form.
   countable, uncountable
2. A person obstinate or zealous about such correctness; a pedant.
   countable, uncountable

Examples

“I'll not change my old mumpsimus for your new sumpsimus!”

“Some be too stiff in their old mumpsimus, others be too busy and curious in their sumpsimus.”

CEFR level