Doing better with 〜直す
Grammar: Repetition » 〜直す
Appending 直す to a verb stem gives the meaning of re-doing an action, with the intention of doing it better than before (fixing it).
Examples
Re-imagining oneself with 〜直す

After mis-imagining her future self, Cocoa gives herself a re-do to imagine a better image. (Note that it appears in a noun form here.)
- ココア:
- 「あ ちょと間違えた。やり直し」
Re-learning how to swim with 〜直す

When Cocoa shows off her front crawl swimming form (while on her back flapping her arms), Syaro tells her she needs to re-learn how to swim.
- シャロ:
- 「泳ぎ方を覚え直した方がいいわね」