segnity

From Latin segnitas, from segnis (“slow, sluggish”).

segnity (uncountable)

1. (obsolete) Sluggishness or inactivity.
   • 1819, Ezekiel Sanford, Robert Walsh, The works of the British poets: with lives of the authors, volume 11, page 46:

     The ancient laws of the drama were founded upon the presumed segnity of the human mind; upon a supposition, that the fancy is a calculator of probabilities.

• segnitude

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

• Tingeys