The phrase "a completely honest" is correct and usable in written English.
It can be used when describing someone or something that is entirely truthful or sincere.
Example: "I appreciate your completely honest feedback on my presentation; it will help me improve."
Alternatives: "totally truthful" or "entirely sincere".
The World Cup victory, he added, was "a completely honest achievement".
His mistake, he says now, was that he turned in a completely honest set of books.
But a completely honest explanation from President Obama would also have mentioned revenge.
Rumsas said: "I have ridden this Tour in a completely honest and legal manner.
Lydon, by contrast, was always, he says, driven to live as "a completely honest human being".
All the supporters would rather have a completely honest and clean game wouldn't they?
"I am extremely embarrassed and ashamed that I have made such a stupid mistake at the end of a long and completely honest career and do not wish to bring any bad press to the club I love and have always supported.
Can you recall even one recent instance where you told your boss a hard truth, were completely honest with a direct report, or admitted your lack of knowledge or a mistake to a group of people?
I wish I could remember what that feels like and right now, I desperately want to keep my son from ever forgetting -- even if that means I receive a daily and completely honest assessment of my mood.
He, despite often communicating in cryptic stories (parables) to the general public, was a direct and completely honest talker to followers, having nothing to hide, and having total confidence in His words, full of the Holy Spirit beyond measure.
When completing a participation form, be completely honest: Share the child's full medical history.
