うつむけ

noun, noun which may take the genitive case particle 'no'

facing downward; with the face down

Describes a state where the face or front is directed downward. Often used with に or の.

• 彼かれはうつむけに寝ねていた。

  He was sleeping face down.

noun, noun which may take the genitive case particle 'no'

lying face down; upside down; prone

Used for objects or people positioned with the front side down. Can also mean 'upside down' for things like cups or cards.

• 本ほんがうつむけに置おいてある。

  The book is lying face down.

• カードをうつむけに置おいてください。

  Please place the card face down.