noun which may take the genitive case particle 'no'
ladylike; in the manner of a lady
Describes a woman's appearance, behavior, or manner as refined and elegant, like a proper lady. Often used with 〜な or 〜の.
彼女の淑女風な振る舞いに、みんなが感心した。
Everyone was impressed by her ladylike behavior.
そのドレスはとても淑女風で、パーティーにぴったりだ。
That dress is very ladylike and perfect for the party.
女らしい means 'womanly' or 'feminine' in a broader sense, whereas 淑女風 carries a stronger nuance of class and propriety.
Compound of 淑女 (shukujo, 'lady') and 風 (fū, 'style, manner'). The exact historical derivation is uncertain, but the word follows a common pattern for describing styles or appearances.