expression
tirelessly; perseveringly; without letting up
A set adverbial phrase meaning to continue doing something without getting tired or discouraged. Often used in formal or literary contexts to describe persistent effort.
彼は倦まず弛まず研究を続けた。
He continued his research tirelessly.
倦まず弛まず努力すれば、いつか夢は叶う。
If you persevere tirelessly, your dream will come true someday.
A compound of the negative continuative forms of 倦む (to grow weary) and 弛む (to slacken), literally 'without tiring, without slacking'.