Entry: quincunx (n.)
In context: "...Mario enjoying the smells of the calliopsis alongside the grounds' quincunx paths, the sweetish pines and the brier's yeasty musk coming up from the hillside's slopes."
Definition: In extended use: an arrangement of five objects in this pattern; a set of five so arranged.
Other: Very neat looking word. If you're playing Scrabble and have QX, you might also look for:
...and so on!
SNOOT score: 3
Source: Oxford English Dictionary