Sentence:  Mix swallowed the comment he wanted to make, that the council hall stank like a congress of <WSD>baboons</WSD>. But he was in no position to insult his host, nor should he. The man was only expressing the attitude of his time. 
Meaning of the word marked with <WSD> tags:  An Old World monkey of the genus "Papio", having dog-like muzzles and large canine teeth, cheek pouches, a short tail, and naked callosities on the buttocks.