せんせい
teacher; instructor; master; sensei; title of respect; (teasing) sir; (joking) master; one's elder-> 先生noun, noun suffix
先制せんせいpreemptive action; taking the initiative; head start宣誓せんせいoath; pledge; swearing専制せんせいdespotism; autocracy先聖せんせいancient sage; Confucius