彼女に礼儀正しく接することが彼の基本姿勢だ

N5 彼女 kanojo she N5 彼 kare he N3 礼儀 reigi manners, courtesy, etiquette N3 正 sei true, correct, regular N2 接する sessuru to attend to (someone); to associate with N3 基本 kihon basis, foundation, basic N2 姿勢 shisei attitude; posture

N2 勢 sei, zei / ikio.i, hazumi forces, energy, military strength

N4 〜し shi Indicates multiple reasons or qualities, connects clauses or adjectives, means besides that, and also N5 〜が ga Marks the grammatical subject, highlights new information, can also show slight contrast in some sentences N5 〜に ni Indicates destination, target, arrival point, specific time, or person receiving an action N5 〜と to Indicates company, quotation, natural condition, complete list, or direct connection between elements N5 〜の no Indicates possession, relation between nouns, nominal explanation, or turns a verb into a noun phrase