12-letter words containing i, n, f, e, r, s
- spearfishing — any of several fishes of the genus Tetrapturus, resembling the sailfish but having the first dorsal fin much less developed: inhabiting all seas, but rare.
- spring fever — a listless, lazy, or restless feeling commonly associated with the beginning of spring.
- stanniferous — containing tin; tin-bearing
- sulfarsenide — any compound containing an arsenide and a sulfide.
- swiss-french — of or relating to a person from French-speaking Switzerland
- titaniferous — containing or yielding titanium.
- transfection — the insertion into a cell of a bacterial plasmid that contains a foreign virus or genetic material.
- transfermium — having an atomic number greater than 100, the atomic number of fermium.
- transferring — to convey or remove from one place, person, etc., to another: He transferred the package from one hand to the other.
- twenty-first — next after the twentieth; being the ordinal number for 21.
- un-furbished — to restore to freshness of appearance or good condition (often followed by up): to furbish a run-down neighborhood; to furbish up one's command of a foreign language.
- undersheriff — a sheriff's deputy, especially one on whom the sheriff's duties devolve when the office is vacant.
- underspecify — to mention or name specifically or definitely; state in detail: He did not specify the amount needed.
- unforeseeing — not foreseeing
- unfranchised — a privilege of a public nature conferred on an individual, group, or company by a government: a franchise to operate a bus system.
- unrefreshing — not refreshing, rejuvenating, or invigorating
- unstratified — not stratified; not arranged in strata or layers: unstratified rocks.
- unwished-for — undesired; unwelcome: an unwished-for occurrence.
- venus figure — Venus (def 3).
- west african — of or relating to West Africa
- zip fastener — a zipper.