matrass /matˈrəs/

1. A long-necked chemical flask
2. A hard-glass tube closed at one end

• firemark
• firemarks
• fire-marshal
• fire-marshals
• fire-master
• fire-masters
• firemen
• fire-new
• fire off
• fire-office
• fire-offices
• fire opal
• fire opals
• fire out
• firepan
• firepans
• fireplace
• fireplaces
• fire-plough
• fire-plow
• fireplug
• fireplugs
• fire-policies
• fire-policy
• firepot