Downright (adverb)

1. Completely; absolutely; wholly; entirely; fully.
2. Completely honest, straightforward, or frank.
3. In a manner that is straightforward and without hesitation.

Origin:

Down + right.

Examples:

1. He was downright rude to me.
2. She gave me a downright answer.
3. It was downright cold outside.
4. He was downright lazy.
5. It was a downright lie.