downright

Short definition from Wiktionary

Adverb

1. 1
   Completely, wholly.
2. 2
   Of acts or speech: directly and unambiguously; clearly, plainly.
3. 3
   Straight down; perpendicularly.
4. 4
   Immediately at that place and time; without delay; altogether, at once, then and there.

Adjective

1. 1
   Absolute, complete.
2. 2
   Of a person or their behaviour: direct, plain, straightforward; also, of speech: direct and unambiguous; blunt, to the point.
3. 3
   Coming straight down; directed vertically.
4. 4
   Chiefly in downright money: in its most basic form; ordinary.

Noun

1. 1
   A low grade of wool from the lower parts of the sides of a fleece.
2. 2
   A vertical line; a perpendicular, a vertical.