Smallish rhymes with:
abolish, accomplish, bullish, candlish, churlish, dalgleish, demolish, devilish, elish, embellish, english, establish, fallish, foolish, ghoulish, girlish, hamlisch, hellish, inglish, italish, kalish, kalisz, kulish, mccandlish, mellish, polish, publish, purplish, reestablish, relish, sollish, stylish, ticklish
Smallish sounds like:
samuel's, samuels, sawmills, schmalz, schmelz, schoenhals, seamless, seismology, seminoles, shameless, signal's, signals, similack, simulac, sinhalese, skinless, smalls, smells, smiles, smilgis, smolak, smolik, smolka, snail's, snails, somalia's, somalias, somalis, synalloy's