Beard

A beard was a form of growth on one's face. They were often shortened to just thick upper lip hair known as a moustache.

The Doctor in his ninth incarnation known as the War Doctor grew a beard (TV: The Name of the Doctor et al.), something that'd happen in his later years as Muldwych. (PROSE: Birthright, Happy Endings)

Varun Singh had one grown due to his religion of Sikhism. (TV: For Tonight We Might Die)