#1 permeate v. [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". wn
#2 permeate v. [percolate, sink in, filter] pass through; "Water permeates sand easily". wn
#3 permeate v. [interpenetrate] penetrate mutually or be interlocked; "The territories of two married people interpenetrate a lot". wn
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