What context can I use each word in?
Learn when and how to use these words with these examples!
paranoiac
Example
The paranoiac believed that everyone was out to get him. [paranoiac: noun]
Example
She became increasingly paranoiac, convinced that her coworkers were plotting against her. [paranoiac: adjective]
paranoid
Example
He was so paranoid that he wouldn't even leave his house. [paranoid: adjective]
Example
She became increasingly paranoid, convinced that the government was spying on her. [paranoid: adjective]
Good things to know
Which word is more common?
Paranoid is more commonly used than paranoiac in everyday language, and is more versatile in its usage.
What’s the difference in the tone of formality between paranoiac and paranoid?
Paranoiac is more formal and less commonly used in informal contexts than paranoid, which is more versatile and can be used in both formal and informal settings.