the.com/covert
Hidden in plain sight, doing the loud work in total silence.
means Concealed, secret, or disguised — done in a way meant not to be noticed.
from From Old French covert, past participle of covrir, to cover — literally a thing tucked under wraps, later anything kept under the radar.
Legal twinOld law called a married woman feme covert.
Hunting termA covert is also a thicket sheltering game.
Overt's oppositeBoth share covrir; one covers, one uncovers.