公

also 君

1. pronoun, familiar, sometimes considered male language; referring to someone of equal or lower status you; buddy; pal
2. noun, orig. meaning monarch; ruler; sovereign; (one's) master

おおやけ

1. takes の, noun official; governmental; formal
2. public (use, matter, forum, etc.); common
3. noun, as 公にする or 公になる being public knowledge; being out in the open; exposure to public view

こう

1. noun public affair; government matter; the state; the government; the public
2. noun, suffix duke; prince
3. suffix, after the name of a high-ranking person Sir; Lord
4. after a person, animal, etc. familiar or derogatory suffix