The characteristic of being hirsute; hairiness.(noun)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "hirsuteness" in a sentence
"Follicly challenged Strauss has started 2012 by repeating the errors of 2011 by picking a side light on hirsuteness."
"As men must do upon shaving after a prolonged hirsuteness, I decided on a silly halfway phase of comically long Wolverinish sideburns for a bit, but."
"It will look like 1970, only without the bell-bottoms and excessive hirsuteness."