noun
Refers to polite, proper conduct, especially in social or formal settings. Often used in phrases like 行儀がいい (well-mannered) or 行儀が悪い (ill-mannered).
See also: お行儀
彼は行儀がよくて、いつも丁寧な言葉遣いをする。
He has good manners and always speaks politely.
If you have bad table manners, you make those around you uncomfortable.