The term BOMBYX is a combination of three words: SILKWORM (8 letters), MOTH (4 letters), and ERIA (4 letters). The Bombyx is a genus of MOTH in the family Bombycidae, commonly known as the SILKWORM. It is native to Asia and has been used for centuries to produce silk. The larvae of the Bombyx feed on mulberry leaves and are the main source of the silk fiber. The genus Eria is a group of moths that includes the Bombyx.