pernicity

English

Etymology

From pernic(ious) +‎ -ity, from Latin pernicitas. See pernicious.

Noun

pernicity (uncountable)

1. (obsolete) swiftness; celerity
   • 1691, John Ray, The Wisdom of God Manifested in the Works of the Creation. […], London: […] Samuel Smith, […], →OCLC:

     the rest that have no such armature, should be endued with great swiftness or pernicity

References

• “pernicity”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.