Large quantities of lac and tussur silk are gathered in the hilly tract.    From Wordnik.com.  [Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 3 "Banks" to "Bassoon"] Reference

The silk produced by the wild worms of China and India is called "tussah" (or "tussur").    From Wordnik.com.  [Textiles For Commercial, Industrial, and Domestic Arts Schools; Also Adapted to Those Engaged in Wholesale and Retail Dry Goods, Wool, Cotton, and Dressmaker's Trades] Reference

Mamma, who lived, for the most part, on an old cane chair in a greasy tussur-silk dressing-gown and a big rabbit-warren of a house full of.    From Wordnik.com.  [Plain Tales from the Hills] Reference

Loanwords with five recognized spellings include: chador, chadar, chuddar, chudder, chaddar ` woman's cloth head covering '; mahseer, mahsir, mahsur, mahaseer, mahasir ` freshwater fish'; mali, mallee, mallie, mally, molly ` member of a gardening caste '; naik, naig, naique, naigue, nayak ` leader, corporal'; and tussah, tusseh, tusser, tussor, tussur ` tan silk; also the silkworm producing it. '.    From Wordnik.com.  [VERBATIM: The Language Quarterly Vol XVIII No 1] Reference