General Bagovut, a fighting old soldier of placid temperament, being also upset by all the delay, confusion, and cross-purposes, fell into a rage to everybody’s surprise and quite contrary to his usual character and said disagreeable things to Toll.
There are no more uses of "placid" in the book.
Show samples from other sources
a ribbon of sand between the angry sea and the placid bay
I scan their faces, trying to look as placid as possible.