1. the 20th letter of the Greek alphabet Your answer: upsilon 2. a musical composition that evokes rural life Your answer: pastorale 3. render immaterial or incorporeal Your answer: unsubstantialise 4. reciprocal action and reaction Your answer: interplay 5. an iron used to press pleats and ridges Your answer: gauffer 6. a poker hand with consecutive cards in the same suit Your answer: straight flush 7. a brief indulgence of your impulses Your answer: fling