Antidrug rhymes with:
drug, drug, krug, rug, rugg, shrug, bug, bugg, bugge, chug, debug, doug, drug, dug, hug, hugg, jug, klug, krug, lug, mug, plug, pug, rug, rugg, schug, shrug, slug, smug, snug, sugg, thug, tug, ugh, unplug, zug
Antidrug sounds like:
amateurish, amateurs, ammeters, amtrack, amtrak, amtrak's, anadarko, anadarko's, anderegg, anders, andoras, andraki, andras, andrea's, andreas, andrej, andreozzi, andres, andreski, andress, andrew's, andrews, andrews', andrezak, andric, andrich, andrick, andries, andros, andrus, andrzej, andrzejewski, animators, another's, antar's, antares, anteaters, anthrax