Kaaka Muttai Subtitles
The film's title translates to "Crow's Eggs." There is a running gag where an actual crow caws after every failed plan. The subtitle writes "[Caws mockingly]." It is a tiny editorial choice, but it turns the bird into a Greek chorus.
If you are watching with English subtitles, here are key cultural translations to look out for: Kaaka Muttai Subtitles