Repost appeared in 1733, applied to a second strike by an adversary in fencing ("English Fencing Master).
Any word which can take the meaning of a repeat action when re- is added is 'legal' in English, and need not be regarded as a new word.
"....freely employed in English as a prefix to verbs." (OED)

The pie-in-the face appeared in a 1909 movie, Ben Turpin's "Flip." Fatty Arbuckle and Mabel Normand used the gag in silent films; Mabel Normand is credited with throwing the first pie on-screen in 1913.

Movie- historians, please tell us- what kind of pie?
Buster Keaton perfected the art, using cream pies. See Keaton Pies