P̃ (majuscule: P̃, minuscule: p̃) is a Latin P with a diacritical tilde. It is or was used as a grapheme in some languages of Vanuatu, such as North Efate, South Efate and Namakura, to represent a sound , like the in "cat" and in "pay", pronounced simultaneously. It is also used in the Yanesha' language.
In the Vinony graph
Vinony's link graph records 17 inbound references to P̃, and connects out to tilde, pharyngealization and P/p.
It sits within the topics Latin letters with diacritics and Letters with tilde.
Vinony links it to 7 Wikipedia language editions.