I want a word that is an antonym of confirm, but refute is not the word I'm looking for. ?

Question

Usage is, e.g., "I'm a sales clerk. I'm looking through boxes of shoes just arrived in store, to confirm or ___________ (refute? No, that's too strong a word. Deny? No.) that each box has two shoes in it."

Answer 1

disprove

unsubstantiate

contradict

Answer 2

Would you consider these words -

Reject

Ensure

Ascertain

Validate

Hope this helps you.

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Answer 3

Disprove, perhaps?

Answer 4

i'm not quite sure why you don't want to use "deny"... it works here.

Answer 5

verify (in place of both confirm or ________)