Incessancy

• (n.) The quality of being incessant; unintermitted continuance; unceasingness.
Found on http://thinkexist.com/dictionary/meaning/incessancy/

Incessancy

In·ces'san·cy noun [ From Incessant .] The quality of being incessant; unintermitted continuance; unceasingness. Dr. T. Dwight.
Found on http://www.encyclo.co.uk/webster/I/31
No exact match found