He paused, probably trying to think of a way to completely convince her.
The management and staff who work for all these activities are completely convinced that academic should never take the back seat.
I'm not completely convinced about your party (yet) but I'm getting there.
Hold goes against the grain of popular assumptions about Democrats and taxes; but it doesn't need to convince completely.
"I was completely convinced he was going to find a way to extend his career," Brown said.
"I am completely convinced in the integrity of George Bush," he said.
Have we completely convinced him that that is the truth of the matter?
"But to have completely convinced the market, the discount rate should have been raised by a full percentage point."
"And I am completely convinced that age and wisdom wins every time."
He told it with such conviction that he completely convinced his listeners.