Subside rhymes with:
alongside, aside, beside, coincide, decide, inside, outside, pool-side, seid, seide, side, sighed, stateside, syed, upside, westside
Subside sounds like:
safest, savaged, savasta, savviest, scapegoat, scapegoated, sebesta, spaced, spacesuit, spaghetti, specht, speight, spiced, spight, spigot, spiked, spooked, sposato, sposito, subacute, subject, subjected, subjugate, subjugated, subset, subsided, subsidy, subsist, substitute, substituted, sufficed, suffocate, suffocated, suffused, supposed, suspect, suspected