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 There are 4 twelve-letter words containing 2D, E, P and X| ENDOPEROXIDE | • endoperoxide n. (Chemistry, biochemistry) Any heterocycle containing a peroxide -O-O- residue in the ring; found especially… • ENDOPEROXIDE n. any of various biosynthetic intermediates in the formation of prostaglandins.
 |  | OVEREXPANDED | • overexpanded v. Simple past tense and past participle of overexpand. • OVEREXPAND v. to expand excessively.
 |  | QUADRUPLEXED | • quadruplexed adj. Having a quadruplex arrangement. • QUADRUPLEX v. to make quadruplex.
 |  | UNDEREXPOSED | • underexposed v. Simple past tense and past participle of underexpose. • UNDEREXPOSE v. to expose insufficiently.
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 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.
 
 See this list for:English Wiktionary: 18 wordsScrabble in French: no wordScrabble in Spanish: 8 wordsScrabble in Italian: no wordScrabble in German: no wordScrabble in Romanian: no word
 
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