debunk Play verbExpose the falseness or hollowness of (an idea or belief). SYNONYMS blow sky-highcall into questionchallengeconfutecontradictcontrovertdeflatediscreditdisproveexplodeexposegive the lie toinvalidateknock the bottom out ofnegateprove to be falsepuncturequashshoot down (in flames)shoot full of holesshow in its true light