Frappier rhymes with:
happier, nappier, copier, dampier, grumpier, happier, lapier, napier, nappier, photocopier, rapier, skimpier, sloppier
Frappier sounds like:
faerber, farber, farberware, farver, ferber, fervor, firepower, firfer, forebear, forever, furber, furfaro