12-Letter Words Containing: D,E,A,T,H,I,E,R

• insert a catheter into (a body part)

• make ethereal

• A hydrate whose solid contains one molecule of water of crystallization per two molecules, or per two unit cells

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

• Of, pertaining to, or characteristic of these animals

• carefree and happy and lighthearted

• transport (cargo) by air

• lacking conviction or boldness or courage