Titillated rhymes with:
ventilated, accumulated, annihilated, assimilated, capitulated, congratulated, emulated, encapsulated, escalated, extrapolated, inoculated, interpolated, manipulated, miscalculated, nonregulated, overregulated, recalculated, reformulated, simulated, stipulated, tabulated, tesselated, unregulated, ventilated
Titillated sounds like:
tailed, talitha, tallied, talty, tattled, telit, tilda, tiled, tillett, tilt, tilted, tilth, titillate, titled, toehold, toiled, toilet, told, toledo, tolled, tollett, tooled, totaled, totality, totalled