alguacil
Concise Oxford English Dictionary © 2008 Oxford University Press:
alguacil /ˌalgwaˈθiːl/
▶noun (pl. alguaciles /ˌalgwaˈθiːlɪz/) each of a pair of mounted officials at a bullfight.
– origin Sp., from Arab. al-wazīr ‘the helper, aide, or vizier’.
'alguacil' also found in these Oxford entries:

