12-Letter Words Containing: E,T,C,H,E,D

• a public dance hall for dancing to recorded popular music

• insert a catheter into (a body part)

• pledge without delivery or title of possession

• to believe especially on uncertain or tentative grounds

• minute wingless psocopterous insects injurious to books and papers

• bores through wood making a ticking sound popularly thought to presage death

• Any of many marine worms, of the phylum Hemichordata, that have a primitive notochord

• Of, pertaining to, or characteristic of these animals

• the activity of making clear or converting from code into plain text

• 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