This is the 6015th most frequent Portuguese word.
coi
"Coí" is not a standard Portuguese word; it may be a typo or informal usage.
Here, 'coi' is used as the object of learning, indicating that its usage is being discussed in an educational context.
Eu aprendi a palavra 'coi' hoje em uma aula de linguística.
I learned the word 'coi' today in a linguistics class.
In this sentence, 'coi' is presented as an item of knowledge, highlighting its meaning as a term under consideration.
Você já conhecia o significado de 'coi' antes de eu mencioná-lo?
Did you already know the meaning of 'coi' before I mentioned it?
Here, 'coi' is contextualized as part of local dialectical usage, defining its meaning within that specific linguistic variation.