Collocations for vigil - noun

24-hour, all-night, constant, round-the-clock (BrE)
Since the accident, the boy's parents have kept a constant vigil at his bedside.

bedside (esp. BrE)
His fiancée kept a bedside vigil during his weeks in intensive care.

lonely
For three nights he maintained his lonely vigil.

keep, maintain, stand
He told the gatekeeper to keep vigil.

vigil over
the husband's vigil over his dying wife

candlelight (esp. AmE), candlelit (esp. BrE)
Protesters held a candlelight/candlelit vigil against the war.

silent
a silent vigil outside the presidential palace

prayer
peace

hold
organize
attend

vigil for
a vigil for the murdered politician