To sign the word "achromats," make an "a" handshape with one hand and an "c" handshape with the other hand, then bring them together and twist your wrists outward.
To sign "achromatosis," use both hands to make a fist and touch the thumbs to the chest twice. Then, open the hands and spread the fingers wide, bringing them out…
To sign "achromatopsia," form the ASL letter "A" with your dominant hand, place it on your forehead, and flick your index finger down. Then, switch to your non-dominant hand and…
To sign the word "achromatophilia," use your dominant hand to make a "C" shape and touch it to your chin, then bring it down to touch your lower chest while…
To sign the word achromatophile, use fingerspelling to spell out "a-c-h-r-o-m-a-t-o-p-h-i-l-e" while also making a circular motion with your dominant hand over your heart.
The word achromatophil can be signed by using the manual alphabet to spell out each letter, and then using the sign for "color" and "love" to convey the full meaning.