VIGIL

[noun] - (an act of) staying awake, esp. at night, in order to be with an ill person, or to express esp. political disagreement, or to prayHis parents kept vigil beside his bed for weeks before he finally died. [U]Supporters of the peace movement held an all-night candlelit prayer vigil outside the cathedral. [C]Her friends plan to hold/maintain/stage a daily vigil outside the prison to protest about her unfair conviction. [C]