self–ex·pres·sion 
/ˌsɛlfɪkˈsprɛʃən/ noun
/ˌsɛlfɪkˈsprɛʃən/ noun [noncount] : the expression of your thoughts or feelings especially through artistic activities (such as painting, writing, dancing, etc.)
▪ a form/means/medium/mode of self-expression ▪ The strict rules leave little room for self-expression.
▪ a form/means/medium/mode of self-expression ▪ The strict rules leave little room for self-expression.
