Sinecure
/ˈsaɪnɪkjʊr/
Definition 1 of 1
Pro Tip 1/3Work vs. Reward
Sinecure implies a discrepancy between the effort required and rewards gained, often seen as unjust. 
Despite his sinecure, he boasted about his professional success.
Pro Tip 2/3Negative Connotation
May carry a negative connotation, suggesting unearned or undeserved comfort. 
His critics alleged that his new role was nothing more than a sinecure.
Pro Tip 3/3Hierarchical Context
Often used in contexts discussing hierarchical or bureaucratic institutions. 
He was promoted to a sinecure to keep him within the organization.