W4E

W4E stands for Wilma4Ever (digital scrapbooking store) W4E stands for Warlords 4 Ever (German video game)

W4M

W4M stands for Worms 4: Mayhem (computer game) W4M stands for Women for Men (Women Seeking Men) W4M stands for Writer4me (website)

W4D

W4D stands for Dogma W4 (Worth World Wide Web) Manifesto (website) W4D stands for Worth 4-Dot Test (ophthalmology)

W4C 

W4C stands for Warriors for Christ (German Christian hip-hop band)

W4

W4 stands for World Wide Wisdom WebW4 stands for World Wide Web WallonW4 stands for Chief Warrant Officer, Fourth Grade

W3QC

W3QC stands for World Wide Web Consortium Québec (Canada)