C1 noun ˌɪndɪˈspensəbl̩ ˈkɒmpɪtənsi
indispensable competency
compétence indispensable
Meaning
Essential skill or ability that cannot be done without; a crucial capability that is absolutely necessary.
Example
Digital literacy is an indispensable competency in the 21st century.
L'alphabétisation numérique est une compétence indispensable au XXIe siècle.