This is the 8511th most frequent Portuguese word.
yoga
Yoga: A physical, mental, and spiritual discipline originating in India for relaxation, flexibility, and mindfulness.
The term "yoga" is used as a noun, referring to a system of exercises.
Eu pratico yoga todas as manhãs para melhorar minha flexibilidade.
I practice yoga every morning to improve my flexibility.
Here, "yoga" is a modifier describing the type of poses, indicating its use as an attributive noun.
Aprendi sobre várias posturas de yoga em um workshop no sábado.
I learned about various yoga poses at a workshop on Saturday.
In this sentence, "yoga" describes the type of class, used as an attributive noun to specify the subject matter.