Beyoncé, Victoria Beckham and Jennifer Garner are among the influential female figureheads who have thrown their weight behind a campaign to ban the word "bossy" being used to describe women.
Run in connection with the Girl Scouts of the USA and Leanin.org, the Ban Bossy campaign aims to promote leadership roles among young girls.
Jane Lynch, former US Secretary of State Condoleezza Rice and fashion designer Diane Von Furstenberg have also voiced their wishes to discourage the use of the word, which they believe stops girls from expressing themselves.
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The video message states that the average girl's self-esteem drops by 3.5 times more than boys' between primary and secondary school and that by the age of 12, girls are far less interested in leading.