The word "downright" is a compound word (two words that form one word) that means "very," "really," or "genuinely."The use of "downright" is fairly common.
She’s downright angry. (She’s very angry.)
That makes me downright mad.
It was downright upsetting to see so many people become sick.
It’s downright unfair for certain groups of people to receive favorable treatment over others.
The people of that town are downright idiotic to vote against their own interests.
Those comments were downright insulting.
That’s a downright lie.
That’s just downright rude.
It was downright exciting to meet so many people who are interested in our business .
After many years of difficulties, Mary says that now she’s downright happy with the way her life is going.
The player’s performance on the field was downright amazing.