12-letter words containing f, e, i, s, a
- unsaponified — to convert (a fat) into soap by treating with an alkali.
- unstratified — not stratified; not arranged in strata or layers: unstratified rocks.
- visual field — field of vision.
- west african — of or relating to West Africa
- wineglassful — the capacity of a wineglass, typically containing four to six fluid ounces.
- zinc sulfate — a colorless, crystalline, water-soluble powder, ZnSO 4 ⋅7H 2 O, used for preserving skins and wood, in the electrodeposition of zinc, in the bleaching of paper, as a mordant in calico printing, and in medicine as an astringent, styptic, and emetic.
- zip fastener — a zipper.