This flapper is likewise employed diligently to attend his master in his walks, and upon occasion to give him a soft flap on his eyes; because he is always so wrapped up in cogitation, that he is in manifest danger of falling down every precipice, and bouncing his head against every post; and in the streets, of justling others, or being justled himself into the kennel.
There are no more uses of "cogitate" in the book.
Show samples from other sources
But, exhausted by his cogitation, he’d have energy left for only one word, the name of the flower.
Gail Carson Levine -- Ella Enchanted
The average squirrel cogitation goes something like this: I wonder what there is to eat.