"diffuses" in the verb sense
1. diffuse, spread, spread out, fan out
"The soldiers fanned out"
2. permeate, pervade, penetrate, interpenetrate, diffuse, imbue, riddle
spread or diffuse through
"An atmosphere of distrust has permeated this administration"
"music penetrated the entire building"
"His campaign was riddled with accusations and personal attacks"
3. circulate, circularize, circularise, distribute, disseminate, propagate, broadcast, spread, diffuse, disperse, pass around
cause to become widely known
"circulate a rumor"
"broadcast the news"
Source: WordNet® (An amazing lexical database of English)
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