1. National Football League (American football)

Encyclopedia: NFL

• Doctor of Philosophy
• Doctor of Public Health
• Doctor of Sacred Theology
• Doctor of Science
• Doctor of the Church
• Doctor of Theology
• doctor up
• doctor's bill
• doctor's degree
• doctor-patient relation
• doctoral
• doctorate
• doctorfish
• doctorial
• Doctorow
• doctorspeak
• doctrinaire
• doctrinal
• doctrinally
• doctrine
• doctrine of analogy
• docudrama
• document
• documental
• documentary