flagrant
FLAY-gruntadjMeaning shockingly obvious and wrong
Memory hook FLAG + RANT: a wrong that BLAZES. Rex picks up the soccer ball and carries it into the goal; the referee waves her red flag and rants. A foul that glaringly wrong is flagrant.
Picking up the soccer ball and running it into the goal was a flagrant break of the rules.
In context Parking across three spaces in front of the hospital entrance was a flagrant violation, and the driver came back to find a ticket on his windshield.
Similar glaring, blatant, outrageous, obvious
Opposite minor, slight
From Latin flagrans, “burning, blazing,” from flagrare (to burn).