Definition of INSURE

to make sure, certain, or safe <took steps to insure the timely completion of the project>
Near Antonyms enfeeble, undermine, weaken

March 27, 2015
quiescent Hear it
Tranquilly at rest or causing no trouble
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears