他人 たにん行儀 ぎょうぎ
taningyōgi

Noun
na-Adjective

1. standing on formality; in a reserved manner; treating a friend as a stranger; unduly distant; formal

Yojijukugo
そんな他人 たにん行儀 ぎょうぎ はな かたはしないでくれよ。
sonna taningyōgina hanashikatawa shinaide kureyo.
You don't have to stand on ceremony with me.