Word #271: Sanguine

SANGUINE is kind of a mixed-up word... Its meanings don't seem to work together! In fact, it can mean ALL of the following except one; which one does SANGUINE NOT mean?

1) Bloody

2) Confident

3) Frightening

4) Optimistic

http://www.thecritterverse.com/milliondollarwords/daily/2012/07/24_SANGUINE