" barefaced "

 [ "barefacer" ]

1: Noun. A person who refuses to wear a simple face covering in a global pandemic claiming it is a matter of right, versus the right thing to do. Derogatory in tone.

  * e.g.,  ... That barefacer is showing he's a covidiot. 

 [ "Barefaced" ]

1: When a face is totally natural and bare of makeup.

  * e.g.,  ... Yikes! I can't believe you went to the party barefaced. 

 [ "Bareface" ]

1: Somebody who refuses to wear a mask without a legitimate reason not to.

  * e.g.,  ... He came into my shop without a mask, so I turned that bareface away. 

 [ "Barefaced liar" ]

1: A person who pretends to have an illness or disability so they don't have to wear a mask.

  * e.g.,  ... She was making it up to get out of wearing a mask, the barefaced liar! 

 [ "going barefaced" ]

1: Going out and about doing your own thing without the use of a surgical mask.

  * e.g.,  ... "Going to the shop"