This is the 3498th most frequent Japanese word.
精進
"精進" means dedication, self-improvement, or devotion to a pursuit, often with disciplined effort.
Here, '精進' is used to mean 'perseverance' or 'dedicated effort' necessary for improvement.
精進が必要だと感じました。
I felt that perseverance is needed.
In this sentence, '精進' refers to focused effort or improvement in a specific skill, i.e., cooking.
彼は料理の精進に励んでいます。
He is striving to improve his cooking skills.
Here, '精進' takes on a spiritual or religious context, emphasizing effort and dedication in one's practice.