7-Letter Words That End With: CAS

• (zoology) the cavity (in birds, reptiles, amphibians, most fish, and monotremes but not other mammals) at the end of the digestive tract into which the intestinal, genital, and urinary tracts open

• a waste pipe that carries away sewage or surface water

• wool of the alpaca

• a thin glossy fabric made of the wool of the Lama pacos, or made of a rayon or cotton imitation of that wool

• domesticated llama with long silky fleece; believed to be a domesticated variety of the guanaco

• a percussion instrument consisting of a hollow gourd containing pebbles or beans; often played in pairs

• the basic unit of money in Macao

• a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite

• used especially in treating bruises

• any of various rhizomatous usually perennial plants of the genus Arnica

• an ointment used in treating bruises

• Roman statesman and philosopher who was an advisor to Nero; his nine extant tragedies are modeled on Greek tragedies (circa 4 BC - 65 AD)

• a member of the Iroquoian people formerly living in New York State south of Lake Ontario

• the Iroquoian language spoken by the Seneca