生糸 (きいと)raw silk thread

生糸, its kanji, and other words that share them.Open this graph

Kanji in 生糸

学生がくせいstudent (esp. a university student)
生活せいかつliving; life (one's daily existence)
生産せいさんproduction; manufacture
人生じんせい(human) life (i.e. conception to death)
先生せんせいteacher; instructor
厚生省こうせいしょうMinistry of Health and Welfare (now Ministry of Health, Labour and Welfare)
年生ねんせいpupil in ... year; student in ... year
新生しんせいrebirth; new birth
糸いとthread; yarn
糸口いとぐちbeginning; start
撚糸ねんしtwisted thread or yarn; twining of thread or yarn
横糸よこいとweft; woof (crosswise threads on a loom)
毛糸けいとknitting wool; woolen yarn
白糸しらいとwhite thread
絹糸けんしsilk thread
綿糸めんしcotton yarn (thread)

See how 生糸 connects to the rest of Japanese.