Remembering Jane Straus | May 18, 1954–February 25, 2011 | Author of the original Blue Book of Grammar and Punctuation
Leach: to drain or seep: The sludge leached into our water supply.
Leech: literally, a parasite. Figuratively, a scrounger. As a verb, leech means "to exploit; take advantage of": He leeches off his friends' generosity.
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