interpenetrate

verbs

penetrate mutually or be interlocked
"The territories of two married people interpenetrate a lot"
interpenetrate, permeate
is derived from
interpenetration
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"
diffuse, imbue, interpenetrate, penetrate, permeate, pervade, riddle
is derived from
interpenetration