Hippopotomonstrosesquippedaliophobia is the irrational fear of long words.

The statement "hippopotomonstrosesquippedaliophobia is the irrational fear of long words" is true. This word, hippopotomonstrosesquippedaliophobia, is made up of components that mean "fear" (phobia) and "long words" (sesquipedalian). It is considered ironic and humorous as the word itself is extremely long, containing 36 letters. Individuals who are diagnosed with this phobia may experience anxiety, panic, or distress when encountering or even thinking about long words, which can be irrational in nature.