This is the 1383rd most frequent Japanese word.
修正
Correction; revision; modification.
Here, "修正" is used to mean "revise" or "correct" referring to making changes to a document.
この書類を修正してください。
Please revise this document.
In this sentence, "修正" implies "adjustment" or "modification" to align or improve his opinion.
彼の意見には少し修正が必要です。
His opinion needs some adjustment.
Here, "修正" means "revision" or "update" in the context of amending an approach or strategy.