"diffused" in the verb sense
1. diffuse, spread, spread out, fan out
move outward
"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
"spread information"
"circulate a rumor"
"broadcast the news"
"diffused" in the adjective sense
1. diffused
of light rays) subjected to scattering by reflection from a rough surface or transmission through a translucent material
"diffused light"
2. soft, diffuse, diffused
of light) transmitted from a broad light source or reflected
Source: WordNet® (An amazing lexical database of English)
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