fakir
Concise Oxford English Dictionary © 2008 Oxford University Press:
fakir /ˈfeɪkɪə, ˈfa-/
▶noun a Muslim (or, loosely, a Hindu) religious ascetic who lives solely on alms.
– origin C17: via Fr. from Arab. faḳīr ‘needy man’.
'fakir' also found in these Oxford entries:

