The 3 words Idle, idol and ideal are a little confusing

Idle means something not in use, empty or doing nothing.

  • Are you an idle student?

Idle is an adjective and basically means Lazy or doing nothing.

Idol is a noun and it is used to say that someone is excessively admired.

  • American Idol

Ideal is also an adjective and It means something is perfect or the most suitable.

  • The swimming pool is ideal for a quick dip.