CORRECTION: 33 ways to spell Peveto
Here are 36 different spellings.There is also a Piboto but it is Italian in origin.
Peepeeto
Petito
Pevato
Pevatua
Pevautau
Pevauteau
Pevautot
Peveauteau
Peveto
Pevetoe
Pevito
Pevitoe
Pevotau
Pevoteau
Pevoto
Pevytoe
Pivauteau
Pivautot
Pivautuo
Piveteau
Pivito
Pivitoe
Pivodau
Pivodeau
Pivotau
Pivotaux
Pivoteau
Pivoteaux
Pivoto
Pivotoe
Pivotot
Pivotto
Pivoutau
Pivoteau
Pivouteaux
Pivuatua
I gleaned these spellings from various research and, more importantly, from Fr. Hebert's SOUTHWEST LOUISIANA RECORDS 1750-1900.