The phrase "under compulsion" generally refers to the state of being forced or coerced to do something, or being obligated or bound to do so. Synonyms for this term include "compelled," "constrained," "obliged," "bound," "driven," "forced," "coerced," "pressured," "required," and "mandated." These words all convey a sense of having no choice in the matter, whether due to external pressures or internal obligations. It is important to understand these synonyms and their nuances when considering the implications of actions taken "under compulsion," as they can affect both the motivation behind the action and the perceived legitimacy of the outcome.