The meaning of opaque is unclear.

You can tell an Irishman is having a good time when you see him Dublin over with laughter! 

How do you tell when you're out of invisible ink?

You never really learn to swear until you learn to drive.

I'm still not sure if I understand ambiguity.

Regarding "Descriptions:"

Words are incapable of describing what I am about to tell you.

If you say "GULLIBLE" slowly it sounds like "ORANGES."

Don't use a big word when a singularly unloquacious and diminutive linguistic expression will satisfactorily accomplish the contemporary necessity.