deferential
🇺🇸
/ˌdefəˈrenʃl/
🇬🇧
/ˌdefəˈrenʃl/
Being polite and respectful, especially to someone older or higher in rank.
She was deferential when speaking to the judge.
彼女は裁判官との会話をとても尊敬深く行っていた。