How to say "Illness" in Russian?

[Bolezn]

"Illness" is Болезнь in Russian.

Болезнь means "Illness" in English.

Word #1074 of 6,000 by frequency in Russian.

Эта болезнь передаётся очень быстро.

This illness spreads very quickly.

• Сходить, to go (and do something), to get off
• Здоровый, Healthy
• Петь, To sing
• Секрет, Secret
• Второе, second, main course
• Рано, early
• Здание, Building
• Одновременно, simultaneously, at the same time