A kind of exorcism by blowing with the breath.(noun)
A strongly forced expiration of air from the lungs.(noun)
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Use "exsufflation" in a sentence
"In the finals there was the ice breaker: "The spellers' exsufflation at spelling the word correctly blew people's hair back in the front row.""
"Sometimes the exorcist used the rite of exsufflation, and sometimes, as St. Cyprian states, adjured the evil spirit to depart per Deum verum (by the true God)."