How many words can a dog understand?

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Escrito por Mundocachorro

Dogs, known as man’s best friend, have an amazing ability to communicate with humans and understand certain words and commands. However, the question of how many words a dog can understand has been the subject of debate and study among scientists and animal lovers alike. In this article, we will dive into the world of canine language understanding to explore what we know so far about the linguistic ability of our faithful companions.

Dog language: What a dog can understand

From the classic “sit” to more complex commands such as “bring the blue toy,” dogs demonstrate an amazing ability to interpret and respond to their owners’ words. Many owners claim that their dogs can understand hundreds, even thousands, of different words. However, scientific research has shed light on the real limits of dog language understanding.

Research by scientists has provided valuable information on the understanding of language by dogs. A remarkable study conducted by psychologist John Pilley and his border collie Chaser showed that this dog was able to understand and remember the meaning of more than 1,000 different words. Chaser could associate words with specific objects and perform complex tasks based on verbal commands.

Another study conducted at the University of Sussex found that dogs can understand not only individual words, but also the grammatical structure of sentences. The researchers observed that the dogs responded differently to sentences with a specific word order, suggesting a deeper understanding of language.

However, it is important to keep in mind that language comprehension ability can vary considerably among dogs and depends on a number of factors, such as breed, age, training and individual experience.


The breed and intelligence level of the dog are important factors influencing its ability to understand language. Some breeds, such as border collies and German shepherds, are known for their exceptional intelligence and willingness to learn new words and commands. However, this does not mean that other breeds are less capable; every dog is unique and can have amazing language skills regardless of breed.

In addition, training and early exposure to human language play a crucial role in the development of language understanding in dogs. Dogs that receive proper socialization and consistent training from an early age tend to have a better understanding of language and can learn a wider variety of words and commands.

In conclusion, dogs are capable of understanding and responding to a wide variety of words and commands, although the exact amount may vary between individuals. Scientific research has shown that some dogs can understand hundreds or even thousands of different words, underscoring their incredible cognitive ability and their close relationship with humans. However, it is important to remember that each dog is unique and may have different language abilities, which makes the study of canine language understanding a continually fascinating and evolving field.

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