Definitions:

1. The physical orientation of an object or surface. VERB
   • He placed the book face up on the shelf so he could easily find it later.
2. To acknowledge or address something difficult or challenging without avoiding or denying it. VERB
   • It's time to face up to the reality of the situation and take action.
3. To be positioned or oriented with the front or upper side facing upwards. VERB
   • The letter was lying face up on the table waiting to be read.
4. To confront or deal directly with a situation or problem. VERB
   • She knew she had to face up to her fears and confront them head-on.

Synonyms:

• accept
• acknowledge
• address
• confront
• confront head-on
• deal with
• face
• grapple with
• handle
• meet
• stand up to
• tackle