Synonyms of disconfirm

1 Syllable
top, break, cross, quash
2 Syllables
deny, repel, defeat, rebut, confound, evert
3 Syllables
repulse, rebutted, refuting, confute, disproved, disprove, refute, controvert, rebutting, overturn, refuted, disproving, negate
4 Syllables
negative, controverted, controverting
5 Syllables
invalidate