This is the 2619th most frequent Russian word.
тяжелом
"Тяжелом" means "heavy" or "difficult" (in the prepositional case).
The word "тяжёлом" describes the complexity or challenge of the task.
В тяжёлом деле требуется упорство и терпение.
In a difficult task, perseverance and patience are required.
The word "тяжёлом" describes the level of discomfort or fatigue in the person's condition.
Он пришёл домой в тяжёлом состоянии после долгой работы.
He came home in a severe state after a long day at work.
The word "тяжёлом" refers to the physical and labor-intensive nature of the industrial sector.