12-Letter Words with L,E,T,C,H,E,D

• a mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium; uraninite in massive form is called pitchblende which is the chief uranium ore

• a colorless volatile water-soluble liquid aldehyde used chiefly in the manufacture of acetic acid and perfumes and drugs

• an overstuffed davenport with upright armrests

• suave and witty English statesman remembered mostly for letters to his son (1694-1773)

• a fitted overcoat with a velvet collar

• inclined to secrecy or reticence about divulging information

• an aircraft without wings that obtains its lift from the rotation of overhead blades

• a child of your spouse by a former marriage

• undergarment worn next to the skin and under the outer garments

• Within, or through the trachea

• remove chlorine from (water)

• To knock (a person) over by striking his or her upper body or neck with one's arm, as if he or she had run into a low clothesline.