na-adjective
girlish; girly
Describes a style, appearance, or manner that is cute, youthful, and feminine, often used in fashion and character descriptions.
彼女の部屋はガーリッシュな雰囲気で、ピンクの小物がたくさんある。
Her room has a girlish atmosphere, with lots of pink accessories.
そのブランドはガーリッシュなデザインの服を多く出している。
That brand releases many clothes with girly designs.