1) Equivocation 2) Evasion 3) Evasive language 
Doublespeak is language that deliberately disguises, distorts, or reverses the meaning of words. Doublespeak may take the form of euphemisms (e.g., `downsizing` for layoffs, `servicing the target` for bombing), in which case it is primarily meant to make the truth sound more palatable. It may also refer to intentional ambiguity in language or ...
[n] - any language that pretends to communicate but actually does not
doublespeak 1. A language that is deliberately constructed to disguise or distort its actual meaning, often resulting in a 'communication bypass'. Such language is often associated with governmental, military, and corporate institutions. 2. The ability to speak or write two or more contradictory ideas without the speaker or writer being consciousl...
noun any language that pretends to communicate but actually does not
language deliberately constructed to disguise its actual meaning
evasive, ambiguous language that is intended to deceive or confuse.