the pupil of an eye / an eye

blue (color)

(literary) they (about women or girls)

(colloquial) a girlfriend (a female partner in a romantic relationship)

(formal) Female third-person singular pronoun; she, her, girlfriend

(humble) to meet with someone, to have an audience with someone / to make an appearance, to be present / (possibly archaic) to serve someone, such as a master or husband

(dated) to be seen; to be found / (having seeing ability): able to see (ja: 目が見える、目の見える) / (within sight): visible (ja: 目に見える) / (easily predictable): apparent (ja: 目に見える)

(lost seeing ability): blind / (micro): micro / (out of sight): invisible, hidden / (speed): high-speed, rapid / (sense): noise, smell, temperature, energy, health, mentality / (transparent): transparent

a sea, an ocean / a lake / (figuratively) an object covering over a large area, as in 血の海 (chi no umi, “pool of blood”) or 火の海 (hi no umi, “sea of fire”)

deep, profound