According to Odysseus in the odyssey, he said family is more valuable than "a house of gold"
Clearly. Charles has the advantage since his country, if not his party, invented the decimal system of measurements. He can have as much volume as he wants. But he didn’t accept the party thinking; he created the party thinking.
Since bowl is of a concave shape (means bent inwards), then we need another pair of words that have the shape and the item/location having that sort of shape. So, in my opinion, the pair of words that has the same kind of relationship as the numbered pair is concave : bowl :: circuitous : maze, since maze is circuitous, just like a bowl is concave.