1. At the proper time
   "she was duly apprised of the raise"
   - punctually 
2. In a due, fit, or becoming manner; as it ought to be; properly

See also: due

• fullness
• fully
• fully fashioned
• fully fledged
• fully grown
• fulmar
• fulmar petrel
• Fulmarus
• Fulmarus glacialis
• fulminant
• fulminate
• fulminate of mercury
• fulminating mercury
• fulmination
• fulminic acid
• fulness
• fulsome
• fulsomely
• fulsomeness
• Fulton
• fulvic acid
• Fulvicin
• fulvous
• Fumaria
• Fumaria claviculata