davidblack
red, tan
Quadrangle has four sides four angles and is ten letters long.
black white green
headwaters
Alexandria, Antoinette and Jacqueline are girl names. They contain 10 letters.
burgeoning
They start with an m and are ten letters long, but I don't know what they are called.
Rodeo Rider, Ringmaster
Some people think letters have particular colors because they have a condition called Synesthesia. A synesthete's brain tends to associate certain letters with colors.
"Juunin toiro." Ten people, ten colors; in other words, 'to each his own.'
The anagram of the letters 'adoredbarb' is breadboard.The word breadboard has ten letters.