Trade names of a narcotic analgesic that can be inhaled and that acts on the central nervous system and may become addictive; used as a veterinary anesthetic and with other drugs before, during, and after surgery; also used as a nonlethal gas to incapacit.

Of an empire or an emperor. small pointed beard.

Involving the chance of hurt or damage; risky.

on present or approaching evening or night. This evening; the night of today.

Not allowed by the laws or rules.

person holding public office. People authorized to perform a specific duty.

A thing of any kind.

causing distress or anxiety. To worry, bother or disturb someone.

occurring or done at once.

action of withdrawing something. Action of pulling back or move away or backward.

person holding position of authority in armed services etc.. People of high position in an organization. provide with military officers.

continuing or valid to final destination. expressing movement into one side and out of other side of opening etc.. By a particular way or process; by the use of.

To understand something being said or read.

In opposition to; disagreeing with.

(of substance) made by chemical synthesis. synthetic material.