Insuperable is an adjective that means impossible to overcome.
The Latin word superare (soo pair ARE ay) means ‘to overcome.’ The addition of the prefix I-N gives us the basis for our word of the day. Here’s an example of insuperable:
At first it seemed the barriers against a career in law were insuperable. But after a great deal of hard work and intense study, I was able to overcome the challenges and finally find a job as a lawyer.