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1-
to confirm
2-
to prove
3-
to corroborate
4-
to demonstrate
5-
to uphold
6-
to vindicate
7-
to verify
8-
to certify
9-
to attest
10-
to validate
11-
to authenticate
12-
to substantiate
13-
to ascertain
14-
to ensure
15-
to disprove
16-
to invalidate
17-
to refute
18-
to debunk
19-
to rebut
20-
to confute
21-
to falsify
22-
to disconfirm
to confirm
to confirm
Verb
c
k
o
ə
n
n
f
f
i
ɜ
r
r
m
m
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to show or say that something is the case, particularly by providing proof

negate
example
Example
Click on words
The doctor confirmed the diagnosis with the results of the blood test.
He is confirming his suspicions about the leak after inspecting the pipes.

Grammatical Information:

transitive
to prove
to prove
Verb
p
p
r
r
o
u
v
v
e

to show that something is true through the use of evidence or facts

disprove

Grammatical Information:

transitive
to corroborate
to corroborate
Verb
c
k
o
ɜ
rr
r
o
ɑ
b
b
o
ɜ
r
r
a
t
t
e

to provide supporting evidence for a theory, statement, etc.

negate

Grammatical Information:

transitive
to demonstrate
to demonstrate
Verb
d
d
e
ɛ
m
m
o
ə
n
n
s
s
t
t
r
r
a
t
t
e

to show clearly that something is true or exists by providing proof or evidence

Grammatical Information:

transitive
to uphold
to uphold
Verb
u
ə
ph
ph
o
l
l
d
d

to support or defend something that is believed to be right so it continues to last

discontinue

Grammatical Information:

transitive
to vindicate
to vindicate
Verb
v
v
i
ɪ
n
n
d
d
i
ə
c
k
a
t
t
e

to prove someone or something right by providing evidence or justification

Grammatical Information:

transitive
to verify
to verify
Verb
v
v
e
ɛ
r
r
i
ə
f
f
y

to formally confirm that something is true or accurate

Grammatical Information:

transitive
to certify
to certify
Verb
c
s
e
ɜ
r
r
t
t
i
ə
f
f
y

to confirm or validate something, often by providing evidence or proof

Grammatical Information:

transitive
to attest
to attest
Verb
a
ə
tt
t
e
ɛ
s
s
t
t

to confirm or prove something true, often by providing evidence or testimony

Grammatical Information:

transitive
to validate
to validate
Verb
v
v
a
æ
l
l
i
ə
d
d
a
t
t
e

to confirm or prove the accuracy, authencity, or effectiveness of something

invalidate

Grammatical Information:

transitive
to authenticate
to authenticate
Verb
au
ɔ
th
θ
e
ɛ
n
n
t
t
i
ə
c
k
a
t
t
e

to confirm the truth or origin of something

Grammatical Information:

transitive
to substantiate
to substantiate
Verb
s
s
u
ə
b
b
s
s
t
t
a
æ
n
n
t
ʃ
ia
ieɪ
t
t
e

to prove something to be true by providing adequate evidence or facts

negate

Grammatical Information:

transitive
to ascertain
to ascertain
Verb
a
æ
s
s
c
e
ɜ
r
r
t
t
ai
n
n

to determine something with certainty by careful examination or investigation

Grammatical Information:

transitive
to ensure
to ensure
Verb
e
ɛ
n
n
s
ʃ
u
ʊ
r
r
e

to make sure that something will happen

Grammatical Information:

transitive
to disprove
to disprove
Verb
d
d
i
ɪ
s
s
p
p
r
r
o
u
v
v
e

to show that something is false or incorrect

prove

Grammatical Information:

transitive
to invalidate
to invalidate
Verb
i
ɪ
n
n
v
v
a
æ
l
l
i
ɪ
d
d
a
t
t
e

to prove that something is incorrect or flawed, making it not acceptable or reliable

validate

Grammatical Information:

transitive
to refute
to refute
Verb
r
r
e
ɪ
f
f
u
ju
t
t
e

to state that something is incorrect or false based on evidence

Grammatical Information:

transitive
to debunk
to debunk
Verb
uk flag
/dɪˈbəŋk/

to reveal the exaggeration or falseness of a belief, claim, idea, etc.

Grammatical Information:

transitive
to rebut
to rebut
Verb
r
r
e
i
b
b
u
ə
t
t

to prove something false or incorrect with evidence or argumentation

Grammatical Information:

transitive
to confute
to confute
Verb
c
k
o
ə
n
n
f
f
u
ju:
t
t
e

to prove something or someone wrong or false through evidence or argumentation

prove

Grammatical Information:

transitive
to falsify
to falsify
Verb
f
f
a
ɔ
l
l
s
s
i
ə
f
f
y

to prove a statement or theory to be false or incorrect

Grammatical Information:

transitive
to disconfirm
to disconfirm
Verb
d
d
i
ɪ
s
s
c
k
o
ə
n
n
f
f
i
ɜ
r
r
m
m

to prove that a belief or hypothesis is incorrect or false

Grammatical Information:

transitive

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