Populated rhymes with:
articulated, calculated, circulated, formulated, innoculated, regulated, speculated, stimulated, articulated, calculated, circulated, correlated, crenelated, flagellated, formulated, immolated, innoculated, insulated, isolated, mutilated, oscillated, percolated, regulated, speculated, stimulated, undulated
Populated sounds like:
palate, paled, palette, pallet, pallett, pallid, palo-alto, paoletti, pauletta, paulette, paulita, payload, peeled, peladeau, pellet, pelleted, pellett, pelot, pelt, pelted, pelto, peopled, philida, piebald, pilat, pilato, piled, pilot, piloted, pilotte, plaid, plait, plaited, plata, plate, plateau, plateaued, plated, plath, platitude, plato, platt, platte, platy, plaudit, plaut, played, plead, pleaded, pleat, pled, pleiad, plett, plied, plitt, plod, plodded, plot, plott, plotted, plowed, plude, pluta, pluth, pluto, plywood, pohlad, poletti, polite, politi, polito, politte, polity, polled, pollet, pollett, pollitt, pollute, polluted, pooled, populate, pouliot, pulido, pulled, pullout, pulte