O Come All Ye FaithfulO ˌCome All Ye ˈFaithful 
the title and first words of a popular Christmas carol (=a traditional religious song)
the title and first words of a popular Christmas carol (=a traditional religious song)- Work-based Learning for Adults
- workbasket
- workbench
- workbook
- workday
- worked up
- worker
- Workers' Educational Association
- work ethic
- work experience
- kinetics
- kinfolk
- king
- King and Country debate
- kingdom
- Kingdom Hall
- King, Don
- kingfisher
- King James Bible
- King Kong
- King, Larry
- King Lear
- kingly
- kingmaker
- King, Martin Luther