an old person

to study / to learn

respect, reverence, honor

to respect, to revere, to honor

knowledge

honorific prefix to make a word polite

old age, an elderly person, the aged, the elderly

exalted language, honorary language.

suffixed to make an honorific kanji compound which means the action belongs or is related to the emperor and/or the equivalents

control (a machine, etc.) / govern, rule / servant / Alternative spelling of 禦 (gyo): defend, protect