This is the 226th most frequent Portuguese word.
tarde
Afternoon; late.
In this sentence, 'tarde' is used as an adverb meaning 'late'.
Cheguei tarde à reunião.
I arrived late to the meeting.
Here, 'tarde' is a noun denoting 'afternoon'.
A tarde estava ensolarada e agradável.
The afternoon was sunny and pleasant.
In this phrase, 'tarde' is an adverb used to mean 'late' in a proverb.