Spanish vocabulary · Beginner
How to Say "Guinea Pig" in Spanish: Cobaya, Cuy & Conejillo de Indias
Cobaya · noun · koh-BAH-yah
The guinea pig goes by several names in Spanish depending on the region. In Spain, cobaya is the everyday word. In the Andean countries of Peru, Ecuador, and Bolivia, the animal is called cuy (or cuyo), where it holds deep culinary and cultural significance. The formal term conejillo de Indias (literally 'little rabbit of the Indies') appears in scientific and literary texts across all regions.
Cobaya: koh-BAH-yah. Cuy: KOOY (rhymes with 'gooey'). Conejillo de Indias: koh-neh-HEE-yoh deh EEN-dee-ahs.
Los niños adoptaron una cobaya como mascota.
The children adopted a guinea pig as a pet.
Guinea Pig in Spanish: Quick Reference
Below are the most common Spanish words for guinea pig, with pronunciation and regional usage notes.
| Spanish | English | Pronunciation | Region / Register |
|---|---|---|---|
| cobaya | guinea pig | koh-BAH-yah | Default, widely understood |
| cuy | guinea pig | Peru, Ecuador, Bolivia (Andean regions) | |
| cuyo | guinea pig | some Andean areas, variant of cuy | |
| conejillo de Indias | guinea pig | formal / scientific register |
How Native Speakers Use Cobaya
Real example sentences across three contexts you'll actually run into.
Pet in Spain
La cobaya se escondió debajo del sofá cuando escuchó un ruido fuerte.
The guinea pig hid under the couch when it heard a loud noise.
In Spain, cobaya is the standard word used in pet shops and everyday conversation.
Culinary tradition in Peru
En Cusco, el cuy asado es un plato tradicional que se sirve en fiestas.
In Cusco, roasted guinea pig is a traditional dish served at celebrations.
Cuy is central to Andean cuisine and appears on restaurant menus throughout the Peruvian highlands.
Figurative use (test subject)
No quiero ser el conejillo de Indias de tu experimento.
I don't want to be the guinea pig for your experiment.
Conejillo de Indias is the standard figurative expression for a test subject, used across all Spanish-speaking countries.
Avoid These Mistakes When Using Cobaya
Using 'cerdo de Guinea' as a literal translation
Incorrect: Compré un cerdo de Guinea en la tienda de mascotas.
Correct: Compré una cobaya en la tienda de mascotas.
Translating 'guinea pig' word-for-word as cerdo de Guinea is not used in Spanish. The correct terms are cobaya, cuy, or conejillo de Indias.
Using cobaya when speaking to Andean audiences
Incorrect: En Perú, la cobaya se come asada.
Correct: En Perú, el cuy se come asado.
In Peru, Ecuador, and Bolivia, the animal is universally known as cuy. Using cobaya there would sound foreign and could cause confusion.
Lock in Guinea Pig Vocabulary with the Parrot Method
Why word lists alone don't stick
Memorizing a translation feels productive, but most learners forget 70% of what they studied within 48 hours. Vocabulary needs spaced repetition AND real-world exposure to transfer to long-term memory.
See Cobaya used by native speakers
Parrot's short-form videos feature native speakers using cobaya in real situations. Context-based exposure beats flashcards, you hear Los niños adoptaron una cobaya como mascota. while watching someone live the moment, connecting meaning, sound, and rhythm at once.
Save, review, repeat, stay consistent
Tap any word to save it. Parrot's spaced-repetition system surfaces it right before you'd forget, no manual flashcard creation. The watch, parrot back, save, review cycle turns recognition into fluency at 2.7x the speed of traditional study.
Common Questions About Guinea Pig in Spanish
- Why does the guinea pig have so many names in Spanish?
- Regional history drives the variation. Cobaya entered Peninsular Spanish from Portuguese. Cuy comes from Quechua, the indigenous language of the Andes where the animal was domesticated thousands of years ago. Conejillo de Indias reflects the colonial-era name given by Spaniards who compared it to a small rabbit from 'the Indies.'
- Is it true that people eat guinea pig in South America?
- In Peru, Ecuador, and Bolivia, cuy has been a dietary staple for over 5,000 years. It is typically roasted or fried whole and served on special occasions, though it is also available as everyday food in highland markets.
- Which term should I learn first?
- Start with cobaya if you are studying Peninsular Spanish, or cuy if you plan to travel to Peru, Ecuador, or Bolivia. Learn conejillo de Indias for the figurative meaning of 'test subject,' which is understood everywhere.