Brownie points in modern usage are a hypothetical social currency, which can be acquired by doing good deeds or earning favor in the eyes of another, often one’s superior. In New Zealand slang, the expression also carries the derisory connotation of having accomplished something petty or otherwise unimportant.
Noldorin matured into Sindarin. The languages of Men of Middle-earth were many, but most were only alluded to by Tolkien. He developed at least three with a grammar and a vocabulary: Taliska, Adûnaic, and the Soval Pharë (‘Common Speech’), called Westron in English, spoken by Hobbits and Men in the Third Age.