This is the 10360th most frequent Japanese word.
髭
Beard; mustache.
In this sentence, '髭' is used to describe facial hair, specifically stubble or a beard.
髭を剃る時間がなくて、少し生えてきた。
I didn't have time to shave, so some stubble grew.
This usage of '髭' pertains to the representation of a beard in an artwork or drawing.
彼の絵には長い髭が描かれている。
In his drawing, a long beard is depicted.
Here, '髭' is used to refer to someone's beard as a physical feature.