1Lacking manners or failing to observe etiquette — said of behavior that violates socially expected conduct, whether at the table, toward superiors, or in public settings. A somewhat formal word, common in cautionary or critical contexts. Both 無作法 and 不作法 are used interchangeably, though 不作法 is slightly more common in modern writing.
食事中に肘をつくのは不作法だと祖母に叱られた。
My grandmother scolded me, saying it was bad manners to put my elbows on the table while eating.
目上の人の前であくびをするのは無作法だ。
Yawning in front of someone older or senior is bad manners.
突然の訪問は不作法に当たるので、必ず事前に連絡しましょう。
A surprise visit is considered impolite, so always let people know in advance.
彼の無作法な振る舞いに、周りの客はみな顔をしかめた。
His ill-mannered behavior made the other guests around him frown.