To Keep
To Hold, To Maintain, To Retain
する verb, transitive verb
This is the verb version of 保持 (keep), so this means to keep, to hold, or to maintain.
Note that this is a formal word that's commonly used in professional or official contexts.
The reading is the same as 保持, so if you know that word's reading, you know this one too.
力を保持する
to maintain power
安全を保持する
to maintain safety
データを保持する
to retain data
アメリカに行ったら高い日本語力を保持できるか不安です。
I am worried about keeping a high fluency in Japanese if I go to America.
このクオリティを保持するのは中々すごいことなんですよ。
It is quite impressive to maintain this quality.
自国の地位を保持することをまず優先した方がいい。
You should prioritize maintaining your own country’s status first.