Supposed rhymes with:
juxtaposed, opposed, proposed, unopposed, composed, decomposed, deposed, disposed, exposed, imposed, juxtaposed, opposed, overexposed, posed, predisposed, proposed, reimposed, superimposed, transposed, unopposed
Supposed 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, subside, subsided, subsidy, subsist, substitute, substituted, sufficed, suffocate, suffocated, suffused, suspect, suspected