knock the props out (from under)

belie confound contradict discredit impugn invalidate negate rebut refute

break confute contravene controvert deny explode expose negative overthrow overturn puncture shoot traverse weaken

blow sky-high blow up disconfirm find unfounded knock bottom out of poke holes in set aside shoot holes in tear down throw out

agree approve concede permit praise prove

affirm allow build up confirm endorse hide strengthen

credit validate

distrust reject

challenge deny disbelieve discount dispute mistrust

put under suspicion scoff at

agree believe go along trust

commend credit honor praise

disprove explode flatten

discourage discredit disillusion humble

blow sky-high knock bottom out poke full of holes shoot full of holes take down a peg take the wind out of (one's) sails

prove

praise

build up close sew

disturb frighten horrify intimidate rattle throw undermine unnerve unsettle upset weaken worry

bother consternate daunt discompose dismay distress impair jar move unstring

make waves throw a curve

appease calm comfort delight encourage help make happy please reassure soothe

aid

placate

break confound contradict controvert defeat demolish dismay disprove expose invalidate negate oppugn overcome overthrow overturn overwhelm parry rebut silence subvert tap upset vanquish

blow sky-high bring to naught prove false prove wrong put down set aside shut up

agree allow approve concede encourage fail fix give in hide lose make happy obey permit surrender validate yield

affirm attest confirm endorse prove verify