Herve rhymes with:
conserve, curve, d'oeuvre, deserve, hors-d-oeuvre, irv, irve, merv, mirv, nerve, observe, preserve, reserve, serv, serve, swerve, underserve, unnerve, verve, zurve
Herve sounds like:
harb, harff, harp, harpe, harpo, harrop, harv, harve, harvey, harvie, herb, herbie, hereby, hervey, horrify, hruby, hurvey