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 There are 9 thirteen-letter words containing IFFU| DIFFUSENESSES | • diffusenesses n. Plural of diffuseness. • DIFFUSENESS n. the state of being diffuse.
 |  | DIFFUSIBILITY | • diffusibility n. (Physics, of a gas or other fluid) A measure of the speed of diffusion. • diffusibility n. (Figuratively, e.g. of a disease) Capacity for spreading.
 • DIFFUSIBILITY n. the state of being diffusible.
 |  | DIFFUSIONISMS | • diffusionisms n. Plural of diffusionism. • DIFFUSIONISM n. the theory that diffusion is mainly responsible for cultural similarities.
 |  | DIFFUSIONISTS | • diffusionists n. Plural of diffusionist. • DIFFUSIONIST n. an anthropologist who emphasizes the role of diffusion in the history of culture rather than independent invention or discovery.
 |  | DIFFUSIVENESS | • diffusiveness n. The state or quality of being diffusive. • DIFFUSIVENESS n. the state of being diffusive.
 |  | DIFFUSIVITIES | • diffusivities n. Plural of diffusivity. • DIFFUSIVITY n. the state of being diffusive.
 |  | INTERDIFFUSED | • interdiffused v. Simple past tense and past participle of interdiffuse. • interdiffused adj. Mutually diffused.
 • INTERDIFFUSE v. to diffuse between.
 |  | INTERDIFFUSES | • interdiffuses v. Third-person singular simple present indicative form of interdiffuse. • INTERDIFFUSE v. to diffuse between.
 |  | NONDIFFUSIBLE | • nondiffusible adj. Not diffusible. • NONDIFFUSIBLE adj. not diffusible.
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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: 22 wordsScrabble in French: 29 wordsScrabble in Spanish: no wordScrabble in Italian: 6 wordsScrabble in German: no wordScrabble in Romanian: no word
 
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