black-framed glasses / (black) sunglasses

intellectual

(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)

(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

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

knowledge

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

black (color) / (go) a black stone; the person who plays black stones / a 女房詞 (nyōbō kotoba, “woman's word”) for 鍋 (nabe, “pot, pan”) or 釜 (kama, “pot, kettle”)