hold back
引き留める、思いとどまらせる、感情を抑える、思いとどまる、何かをするのをためらう
Ex
- Amy has a great voice but whenever she’s singing in public she feels shy and holds back.
- I can feel that he’s holding back.
Reference source
- https://kskszk.blog.so-net.ne.jp/2014-05-27
- https://dictionary.goo.ne.jp/word/en/hold+back/