childhess voice & behaviour

Hai ,gud aftrnoon
am 22yrs old ,even though am matured i behave like child ,were i get scolding often from my mother,even though i control ,i cnt give up my childhess behavior and voice
plz suggest me any idea like how to change my voice and character to elder ones plz

[specialmom]

Well, as an adult, you will need to practice control over yourself.  Anyone can change.  As you start doing something, stop.  Probably good idea as it is undesirable to be childlike at 22.  good luck