Yes I would have gone for weasel words too but wiki says that weasel words are a type of tergiversate word. It's a new one on me.
Verb
tergiversate (third-person singular simple present tergiversates, present participle tergiversating, simple past and past participletergiversated)
- (intransitive) To evade, to equivocate using subterfuge; to obfuscate in a deliberate manner.
- 1999, Philip McCutchan and Werner Levi, The Hoof, ↑ISBN, page 18:
- The officials soon concluded that the easiest way to remain on good terms with the court was to elude responsibility, to tergiversate, to prevent results.