Ключевые слова: abstract, background, brass, business, cash, change, coin, coins, copper, crown, currency, czechia, down, dreaming, dreams, drop, effect, finance, financiel, flip, flow, fortunate, fortune, life, light, liquid, luck, lucky, monetary, money, motion, movement, optimistic, payment, positive, prosperous, reflection, ripple, rust, shine, waves, well, wishes, wishingwell,