sinecure

si·ne·cure /ˈsaɪnɪˌkyʊr, ˈsɪnɪ-/ Pronunciation Key - Show Spelled Pronunc[sahy-ni-kyoor, sin-i-]
–noun

1.	an office or position requiring little or no work, esp. one yielding profitable returns.

2.	an ecclesiastical benefice without cure of souls.

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[Origin: 1655–65; beneficium) sine cūrā (benefice) without care; see cure]

from dictionary.com