In reality and, given that it is clear that the prefix is idle because no one autoflagela to another person, the verb in the infinitive should be " flagellar " and never " self-flagellation " as sometimes we hear say. It would be as a flogging ( punishment spanking ) exerted against one's self, in real and physical sense ( unlikely ) or in the metaphorical sense of reproach and sour self-censorship.
* Only one "like" per meaning and day, the more "likes" the meaning will appear higher in the list