Webster's Revised Unabridged Dictionary · 1913

Pervade

Pervade (pẽr*vād") , transitive verb

[Latin pervadere, pervasum; per + vadere to go, to walk. See Per-, and Wade.]

1.
To pass or flow through, as an aperture, pore, or interstice; to permeate.
That labyrinth is easily pervaded. — Blackstone
2.
To pass or spread through the whole extent of; to be diffused throughout.
A spirit of cabal, intrigue, and proselytism pervaded all their thoughts, words, and actions. — Burke