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 There are 2 fifteen-letter words containing FRAST| INFRASTRUCTURAL | • infrastructural adj. Of, relating to or originating in infrastructure. • INFRASTRUCTURAL adj. of or like an infrastructure. |  | INFRASTRUCTURES | • infrastructures n. Plural of infrastructure. • INFRASTRUCTURE n. the underlying foundation or basic framework (as of a system or organization). |  
 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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