This is the 4802nd most frequent Japanese word.
永年
"永年" means "many years" or "eternity."
Used to describe a significant duration of time, emphasizing continuity of service.
彼は永年勤続の社員として表彰された。
He was commended as an employee with many years of continuous service.
Used to indicate an extended period of time during which a condition is maintained.
その国立公園は、永年にわたり自然のままの姿を保っている。
The national park has preserved its natural state over many years.
Used to imply a long-standing relationship, highlighting the duration of the friendship.