| ocular(adjective, visual, sound, physical, nervous) |
| optic(adjective, visual, sound, physical, nervous) |
| visual(adjective, sound, physical, nervous, nerve) |
| eye(noun, adjective, visual, visible) |
| optical(adjective, visual, chromatic) |
| auricular(adjective, visual, sound, physical, nervous) |
| ophthalmological |
| opthalmic |
| sense organ |
| visible(adjective, visual, chromatic, optical) |
| acoustic(adjective, visual, sound, physical, nervous) |
| afferent(adjective, visual, sound, physical, nervous) |
| audible(adjective, visual, sound, physical, nervous) |
| audiovisual(adjective, visual, sound, physical, nervous) |
| auditory(adjective, visual, sound, physical, nervous) |
| aural(adjective, visual, sound, physical, nervous) |
| clear(adjective, visual, sound, physical, nervous) |
| discernible(adjective, visual, sound, physical, nervous) |
| distinct(adjective, visual, sound, physical, nervous) |
| eyeball |