This is the 14353rd most frequent Russian word.
откусил
"Откусил" means "bit off."
Here, 'откусил' is used in its direct meaning to describe taking a bite off an apple.
Я откусил кусок яблока.
I bit off a piece of apple.
In this example, 'откусил' is used metaphorically to imply taking on more than one can handle.
Он откусил больше, чем смог проглотить.
He bit off more than he could chew.
In this context, 'откусил' indicates an action done by the dog, showing its literal meaning in a scenario involving damage or alteration.