river, ocean, forest, desert, island, valley, volcano, canyon, waterfall, jungle, beach, prairie, swamp, glacier, planet, galaxy, star, moon, sun, comet, asteroid, nebula, orbit, cosmos.

nurse, engineer, lawyer, artist, pilot, chef, waiter, farmer, driver, writer, actor, singer, baker, tailor, judge, scientist, police, soldier, sailor, florist, barber, plumber, mason, welder.

angry, sad, tired, bored, excited, nervous, proud, lonely, afraid, calm, brave, greedy, humble, jealous, surprised, confused, joyful, gloomy, cheerful, anxious, relaxed, eager, kind, hostile.

internet, software, hardware, screen, mouse, keyboard, printer, camera, mobile, tablet, battery, signal, wifi, server, database, cloud, coding, robot, sensor, gadget, digital, virtual, electric, power.