1. Exclamation of annoyance
   - blast, botheration, bummer, curses, dang [N. Amer], damn, damnation, dammit, damn it, darn, drat, hang

Encyclopedia: Durn

• fluidal
• fluidics
• fluidise
• fluidity
• fluidize
• fluidness
• fluidounce
• fluidram
• fluke
• flukey
• fluky
• flume
• flummery
• flummox
• flump
• flump down
• flunitrazepam
• flunk
• flunkey
• flunky
• fluor
• fluorapatite
• fluoresce
• fluorescein
• fluorescein isocyanate