self-expression
US /ˌself.ɪkˈspreʃ.ən/
UK /ˌself.ɪkˈspreʃ.ən/

1.
expression de soi, auto-expression
the expression of one's own personality, feelings, or ideas, especially through artistic or creative activity.
:
•
Art is a powerful form of self-expression.
L'art est une forme puissante d'expression de soi.
•
She uses fashion as a means of self-expression.
Elle utilise la mode comme moyen d'expression de soi.