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 There are 7 twelve-letter words containing B, F, 2I, 2N and U| BIFUNCTIONAL | • bifunctional adj. Having two functions. • bifunctional adj. (Chemistry, of a compound) Having two functional groups or binding sites. • bifunctional adj. (Chemistry, of a reaction) Involving two functional groups or binding sites. |  | INFIBULATING | • infibulating v. Present participle of infibulate. • INFIBULATE v. to fasten with a clasp. |  | INFIBULATION | • infibulation n. An act of fastening, especially the stitching together of the labia to prevent intercourse. • INFIBULATION n. the act of fastening with ring, clasp or stitches to prevent sexual intercourse. |  | INFUNDIBULAR | • infundibular adj. Having the shape of a funnel. • infundibular adj. (Medicine) having to do with an infundibulum. • INFUNDIBULAR adj. funnel-shaped, also INFUNDIBULATE. |  | INFUNDIBULUM | • infundibulum n. (Anatomy) A funnel-shaped cavity or organ. • INFUNDIBULUM n. a funnel-shaped body part (e.g. the nares). |  | SUBINFEUDING | • SUBINFEUD v. to grant by feudal tenant to a further tenant, also SUBFEU, SUBINFEUDATE. |  | UNBENEFICIAL | • unbeneficial adj. Not beneficial. • UNBENEFICIAL adj. not beneficial. |  
 Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America. Definitions are short excerpt from the WikWik.org and 1Word.ws. 
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