godan verb (-su), transitive verb
keep hidden; conceal; suppress
Used for deliberately hiding facts, feelings, or information from others; often implies an effort to keep something from being noticed or revealed.
彼は自分の病気を周囲に押し隠していた。
He kept his illness hidden from those around him.
会社は不祥事を押し隠そうとした。
The company tried to cover up the scandal.
彼女は悲しみを押し隠して笑顔を見せた。
She hid her sadness and showed a smile.