15-letter words containing f, e, r, i, t, n
- vestimentiferan — any of various marine tubeworms of the phylum Vestimentifera or Pogonophora, which live in upright tubes near hydrothermal vents.
- viral infection — disease caused by a virus
- warrant officer — (in the U.S. Armed Forces) an officer of one of four grades ranking above enlisted personnel and below commissioned officers.
- weatherproofing — Present participle of weatherproof.
- west nile fever — a viral disease, caused by a flavivirus and spread by a mosquito (Culex pipiens), that results in encephalitis
- west wind drift — Antarctic Circumpolar Current.
- winter flounder — any of various popular food flatfishes, as Parophrys vetulus of the Pacific (English sole) and Pseudopleuronectes americanus of the Atlantic (winter flounder or blackback flounder)