swallows
widow
walruses
widow
answeredbagwormschowdersdogwoodsearwaxesflywheelgrownupsinkwellskeywordsmidwivesnetworkspinwheelredwoodssnowshoeviewings
wheat
w-eight-y
ashesotherethic
whitefish, washcloth
wearson
The eight-letter word you can form with the letters W, O, L, F, I, R, E, and D is "wildfire."
A w-word is a euphemism for any avoidable word beginning with W.