despair of (something)
To view a situation as hopeless. Considering her dire diagnosis, I despaired of grandma ever regaining her health.
despair of something
to give up all hope of something. Do not despair of his returning; I think we will see him again. I despair of ever seeing her again.
despair of
v. To lose all hope for something or someone: The shipwrecked sailors despaired of being rescued. I have seen so much unfairness that I despair of a just world.