Placard rhymes with:
blackard, lacquered, akard, blackard, lacquered, packard, akard, anchored, archerd, bechard, bickered, birchard, blackard, brokered, burkard, checkered, colcord, conquered, dickard, dickered, drinkard, drunkard, eckard, eckerd, euchred, flickered, heckard, hunkered, ikard, ikerd, knickerbockered, lacquered, lockard, massacred, mccrickard, nockard, packard, pinckard, pinkard, reckard, reconquered, reichard, rickard, rikard, rocard, rookard, schuchard, sicard, slankard, slinkard, snickered, snookered, spickard, stockard, suckered, swickard, tankard, tinkered, trenchard, wickard