Words similar to unsuccessful

Example sentences for: unsuccessful

How can you use “unsuccessful” in a sentence? Here are some example sentences to help you improve your vocabulary:

If three calls were unsuccessful, up to two written solicitations were sent.
At the end of unsuccessful cyber-events, everyone always praises them as "historic."
This year Paul Robeson would have turned 100, which makes it the year we celebrate him in conferences, film festivals, books, reissues of concert performances -- even an unsuccessful campaign to create a Paul Robeson stamp.
A reporter's memoir about his own unsuccessful attempt at running an Internet startup.
According to [-] the IG in October obtained SA-7 missiles and intended to move them from Yemen into Saudi Arabia to shoot down an Egyptian plane or, if unsuccessful, a US military or civilian aircraft.