Expressive Suppression

An emotion regulation strategy that involves inhibiting ongoing emotion-expressive behaviour.

Reference:

Gross, J. J. (1998). Antecedent-and response-focused emotion regulation: divergent consequences for experience, expression, and physiology. Journal of Personality and Social Psychology, 74(1), 224-237. https://psycnet.apa.org/doi/10.1037/0022-3514.74.1.224