Sandon rhymes with:
mastodon, anton, arabichon, arabicon, avignon, bygone, cabletron, chemlawn, cinnabon, coupon, fair-lawn, fairlawn, kingon, kulon, mahlon, marienbonn, mastodon, regeneron, roselawn, saskatchewan, schiferon, skylawn, woebegone
Sandon sounds like:
saindon, samedan, sandeen, sanden, sandin, sandino, sandman, sandmann, sandom, sandtown, sanitation, santana, santayana, santin, santini, santino, santon, santone, santoni, schwendeman, segmentation, sentman, shantytown, shenton, simonton, sindona, sindoni, sinton, smetana, smithtown, smitten, smoothen, snedden, sneddon, snethen, snowden, snowdon, somethin', sometime, sondheim, sumatoma, sumatomo, sumitomo, summation, sundeen, sundheim, sundin, sundown, suntan, swaminathan, swanton, swinton