Nouns

(n)rubya transparent piece of ruby that has been cut and polished and is valued as a precious gem
(n)rubya transparent deep red variety of corundum; used as a gemstone and in lasers
(n)crimson, ruby, deep reda deep and vivid red color

Adjectives

(s)red, reddish, ruddy, blood-red, carmine, cerise, cherry, cherry-red, crimson, ruby, ruby-red, scarletof a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies