Incumbent On: Standard Pattern records the directly documented construction and keeps guidance bounded to the evidenced pattern rather than inventing a broader prohibition.
ReviewedEvidence1 sourceSectionEnglish Usage
Quick answer
Use “it is incumbent on someone to do something” when an action is necessary because it is that person’s duty or responsibility.
Key details
Confusion Familyusage-construction
Rule Familyadjective complement
Termsincumbent on
Further guidance
Construction
Use “it is incumbent on someone to do something” when an action is necessary because it is that person’s duty or responsibility.
Style Boundary
Cambridge also documents “incumbent upon”; this guide records the “on” form without treating the established “upon” variant as incorrect.
Sources and evidence
Sources are shown with the role they play in this guide. Historical or style-sensitive claims are kept within the evidence boundary described above.
Absent From: Standard Pattern records a directly documented English construction and keeps guidance bounded to the evidenced pattern rather than inventing a broader prohibition.
Accountable For: Standard Pattern records the directly documented Cambridge construction and keeps guidance bounded to the evidenced complement pattern rather than inventing a broader prohibition.
Acquainted With: Standard Pattern records a directly documented English construction and keeps guidance bounded to the evidenced pattern rather than inventing a broader prohibition.
Addicted To: Standard Pattern records a directly documented English construction and keeps guidance bounded to the evidenced pattern rather than inventing a broader prohibition.
Adept At: Standard Pattern records a directly documented English construction and keeps guidance bounded to the evidenced pattern rather than inventing a broader prohibition.
Adjacent To: Standard Pattern records the directly documented construction and keeps guidance bounded to the evidenced complement pattern rather than inventing a broader prohibition.
