salwar
Concise Oxford English Dictionary © 2008 Oxford University Press:
salwar /sʌlˈwɑː/ (also shalwar)
▶noun a pair of light, loose, pleated trousers tapering to a tight fit around the ankles, worn by women from the Indian subcontinent, typically with a kameez.
– origin from Pers. and Urdu šalwār.
'salwar' also found in these Oxford entries:

