14-Letter Words Containing: I,D,I,O

• any of several similar lipophilic amines used as tranquilizers or sedatives or hypnotics or muscle relaxants; chronic use can lead to dependency

• To practice ventriloquism.

• To speak the words of (another person), as though by ventriloquism.

• a monoamine oxidase inhibitor (trade name Marplan) that is used to treat clinical depression

• change from a simple vowel to a diphthong

• Zidovudine.