However flagitious may be the crime of conspiring to subvert by force the government of our country, such conspiracy is not treason.
-- Ex parte Bollman & Swartwout, 4 Cranch 126 (1807)
The Grinch, a nefarious, flagitious, sly, nasty, troublesome, bad-tempered, intolerant and foul-smelling character who, for reasons never fully explained, lives in a cave above the town.
-- Robin Greer, "Carrey Christmas", News Letter, December 1, 2000
These men were reported to be heretics . . . , seducers of youth, and men of flagitious life.
-- Isaac Taylor, History of the World
Flagitious comes from Latin flagitiosus, from flagitium, "a shameful or disgraceful act," originally, "a burning desire, heat of passion," from flagitare, "to demand earnestly or hotly," connected with flagrare, "to blaze, to burn."