12-Letter Words Containing: _DES

• A phospholipid

• feelings of anxiety that make you tense and irritable

• a flattened stem resembling and functioning as a leaf

• a pocketknife with a blade that springs open at the press of a button

• the quality of affording easy familiarity and sociability

• A narrow, tightly-coiled tube connecting the efferent ducts from the rear of each testicle to its vas deferens, where sperm are stored during maturation.

• a peptide containing 10 to more than 100 amino acids

• 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 liquid (a cyclic trimer of acetaldehyde) that is used as a sedative and a solvent