Inflow rhymes with:
cashflow, outflow, overflow, afterglow, airglow, aloe, angelo, barkalow, barklow, barlow, barlowe, barrilleaux, bigelow, bordello, brownlow, buffalo, bungalow, carlow, cashflow, costlow, denslow, fallow, farlow, fishlow, fontainebleau, furlow, goodloe, goodlow, hollo, kilo, kinslow, ludlow, marlowe, michelangelo, nicklow, outflow, overflow, parlow, parslow, partlow, peglow, peplow, piccolo, ramlow, rushlow, solo, tarlow, titlow, tupelo, wadlow, wardlow, whitlow, willow
Inflow sounds like:
immobile, immovable, impala, impale, impel, imply, ineffable