All ascertain antonyms
as·cer·tain
A a verb ascertain
- disprove — to prove (an assertion, claim, etc.) to be false or wrong; refute; invalidate: I disproved his claim.
- invalidate — to render invalid; discredit.
- misunderstand — to take (words, statements, etc.) in a wrong sense; understand wrongly.
- destroy — To destroy something means to cause so much damage to it that it is completely ruined or does not exist any more.
- unsettle — to alter from a settled state; cause to be no longer firmly fixed or established; render unstable; disturb: Violence unsettled the government.
- ignore — to refrain from noticing or recognizing: to ignore insulting remarks.
- aid — Aid is money, equipment, or services that are provided for people, countries, or organizations who need them but cannot provide them for themselves.
- assist — If you assist someone, you help them to do a job or task by doing part of the work for them.
- neglect — to pay no attention or too little attention to; disregard or slight: The public neglected his genius for many years.
- help — to give or provide what is necessary to accomplish a task or satisfy a need; contribute strength or means to; render assistance to; cooperate effectively with; aid; assist: He planned to help me with my work. Let me help you with those packages.
- miss — to fail to hit or strike: to miss a target.
- overlook — to fail to notice, perceive, or consider: to overlook a misspelled word.
- confuse — If you confuse two things, you get them mixed up, so that you think one of them is the other one.