First there is a small quantity of dirt; there is what is called the suint, a kind of soapy matter, which can be removed by washing in hot water.    From Wordnik.com.  [The Dyeing of Woollen Fabrics] Reference

The wool suint consists largely of the potash soaps of oleic and stearic acids.    From Wordnik.com.  [The Dyeing of Woollen Fabrics] Reference

He adapts his method to securing the suint to wool-washing establishments at a small cost.    From Wordnik.com.  [Scientific American, Volume XXXVI., No. 8, February 24, 1877 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures.] Reference

By this method all the wool fat, suint, etc., of the wool find their way into the soap liquors.    From Wordnik.com.  [The Dyeing of Woollen Fabrics] Reference

Waterproofing, suint for.    From Wordnik.com.  [Scientific American, Volume XXXVI., No. 8, February 24, 1877 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures.] Reference

Round where some luvinit suint «a» laid.    From Wordnik.com.  [The Lay of the Last Minstrel: A Poem] Reference

Wool soap (suint), soluble in water 21·13 ".    From Wordnik.com.  [The Dyeing of Woollen Fabrics] Reference