an elder / a scholar / a teacher or a professor / sensei (Japanese martial arts teacher) / sir, a polite form of address to teachers, doctors, etc.

school (institution dedicated to teaching and learning)

existence; reality

to exist in real life

(dialect, Hakata) teacher, professor

a title used after the name of teachers, doctors, lawyers, or certain other professionals

to make the first move

making the first move

Abbreviation of 師.

oath, promise, swearing, vowing, abjuration, pledge, word of honor