He had been one of the few as sanguine as Percival—and Blythe's manner now reassured him.
Even the most sanguine now gave her up for lost, including the owners.
Mainwaring was of a sanguine disposition, with fiery temper.
He was sanguine in all his hopes, and rapid, but not unthinking, in all his decisions.
Birnie is sanguine as ever; but he is a terrible sort of comforter!