Heaping coals of fire on head - Idioms by The Free Dictionary
heap coals of fire on (one's) head (redirected from heaping coals of fire on head)
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heap coals of fire on (one's) head
To make a special effort to induce feelings of guilt or remorse in another person. Why are you citing all these examples of times I wronged you? Why are you heaping coals of fire on my head?