a kind of biting midge

(archaic, possibly obsolete) cataracts: cloudy aberrations in the eye, ultimately causing blindness

dominant eye　(only applies to 利き目) / efficacy, effectiveness (only applies to 効き目)

gound, rheum, eye mucus

tear-filled eyes; eyes brimming with tears

(idiomatic) to do without being seen (by); to do behind (someone's) back; to do without the knowledge of (e.g. one's parents)

(idiomatic) to keep an eye on

(idiomatic) indifferent; paying no attention; taking no notice

(idiomatic) to look over, to scan

catch one's eye, attract one's attention