1.
health
The state of being free from illness.
健康 functions as both a noun (health) and a na-adjective (healthy). As a noun it refers to overall physical and mental well-being; as an adjective it describes someone or something in good condition.
COMMON PATTERNS:
- 健康に気をつける: to take care of one's health
- 健康を害する: to damage one's health
- 健康を保つ: to maintain one's health
- 健康な体: a healthy body
- 健康な生活: a healthy lifestyle
COMPOUNDS:
- 健康診断: health checkup (often abbreviated to 健診)
- 健康保険: health insurance
- 健康食品: health food