I found some definitions that allow for diffusely to also mean penetrate or perforate because this report is all over the place with truth and lies it's not easy to make sense of it.
http://poets.notredame.ac.jp/cgi-bin...n&word=diffuse
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'' )
?penetrate, perforate -- (pass into or through, often by overcoming resistance; ``The bullet penetrated her chest'' )
?probe, dig into, poke into -- (examine physically with or as if with a probe; ``probe an anthill'' )
?cut -- (penetrate injuriously; ``The glass from the shattered windshield cut into her forehead'' )
?interpenetrate, permeate -- (penetrate mutually or be interlocked; ``The territories of two married people interpenetrate a lot'' )
?strike -- (pierce with force; ``The bullet struck her thigh"; "The icy wind struck through our coats'' )
?break -- (pierce or penetrate; ``The blade broke her skin'' )
?foray -- (briefly enter enemy territory)
?poke into -- (enter briefly; ``We poked into the bar'' )
?sneak in, creep in -- (enter surreptitiously; ``He sneaked in under cover of darkness"; "In this essay, the author's personal feelings creep in'' )
?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'' )
?honeycomb -- (penetrate thoroughly and into every part; ``the revolutionaries honeycombed the organization'' )
?pierce -- (make a hole into; ``The needle pierced her flesh'' )
?pierce, thrust -- (penetrate or cut through with a sharp instrument)
?pierce -- (cut or make a way through; ``the knife cut through the flesh"; "The path pierced the jungle"; "Light pierced through the forest'' )
?tunnel -- (force a way through)
?percolate, sink in, permeate, filter -- (pass through; ``***** permeates sand easily'' )
?ingrain, grain -- (thoroughly work in; ``His hands were grained with dirt'' )
?immerse, plunge -- (thrust or throw into; ``Immerse yourself in hot *****'' )
?storm, force -- (take by force; ``Storm the fort'' )
?ooze through -- (run slowly and gradually; ``Blood oozed through the bandage'' )