Ключевые слова: activity, alarm, banknote, banknotes, business, capital, cash, clock, coin, company, concept, cost, currency, economy, elaboration, enterprise, factory, fast, fee, free time, funnel, gain, hobby, hour, innovation, interest, investment, leisure, machine, margin, metaphor, minute, opportunity, payment, potential, production, production line, profitable, quick, spare time, stopwatch, time, transformation, valuable, watch,