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humid – adj. containing enough water or water particles to make one feel sticky
tower – n. a tall, narrow structure
tourist – n. a traveler
solar – adj. involving or related to the sun
challenge – n. an invitation to take part in a competition; a test
toilet – n. a large container connected to a system for removing waste products or liquids
mission – n. an important project or trip
blueprint – n. a design plan
