That diffuses itself all through the body, permeates.
There might have been lapses of an erring father but he wanted to turn over a new leaf and now, when at long last in sight of the whipping post, to lead a homely life in the evening of his days, permeated by the affectionate surroundings of the heaving bosom of the family.
There are no more uses of "permeate" in the book.
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An atmosphere of distrust has permeated this administration