Being crypty is when someone says something in a sneaky, unclear manner. The hidden message often is unobvious and difficult to understand.
The origin of the word is Latin: Crypticus
Paula: *Insert crypty sentence*
Inse: "Damn Paula, why are you being so crypty, be understandable already!"
Something cryptic, with a hidden meaning. It can also be used for a person who's vague / unclear.
Origin:
Greek: kruptos => kruptikos => Latin: crypticus => English: Crypty
Inse to paula: "why are you being so crypty? Be comprehensible already, dammit!"