Co and Czar

Co noun - A hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition.

Czar and co are semantically related. in leader of military or other organization topic. In some cases you can use "Czar" instead a noun "Co".

Czar noun - A person of rank, power, or influence in a particular field.

Co and czar are semantically related. Sometimes you can use "Co" instead a noun "Czar".