vigilance, yes; but taking the most aggressive action—not so much.
People may not talk [about it], but there are some vigilance groups that work closely with the security forces.
Despite their vigilance they had seen nothing of armed men entering the town, they claimed.
Once the union agreed to some testing and some oversight, vigilance became a necessity for the league.
We must react with vigilance to the situation of women in Afghanistan.
The vigilance and activity of Nicias never relaxed for a moment.
And her care for the old man was beautiful in its minuteness, its vigilance.
And yet the only magic has been her vigilance, her courage, her sagacity.
He was glad of this, for their vigilance had relaxed, and he did not want it renewed.
But for the vigilance of Mr. Sharp, indeed, we might have all been captured in our sleep.
1560s, from French vigilance, from Latin vigilantia "wakefulness," from vigilia (see vigil).