-chroia
having or lacking coloration:
having or lacking coloration:
dyschroia, cyanochroia
-chroia
\ˈkrȯiəalso -ȯiyə\  noun combining form 
(-s) 
Etymology: New Latin, from Greek, from -chroos -chroous + -ia 
 : coloration 
< dyschroia >
: discoloration
< cyanochroia >
< dyschroia >
: discoloration
< cyanochroia >