Here, on a warm and muggy (yet quite chilly in this building, with the air conditioning laboring against less than one-tenth of the human bodies that normally complement this building) Tuesday morning is a short exercise on the Greek word roots xer/o and xeri. They mean dry.
If you find typos in this document, I would appreciate a notification. And, as always, if you find this material useful in your practice, I would be grateful to hear what you think of it. I seek your peer review.