noun
gobbledygook
GAH-bul-dee-gook/ˈɡɑbəldiˌɡʊk/
Language made hard to understand by needless words or jargon.
The editor replaces the gobbledygook “Initiate ambulation” with “Walk.”

Etymology
Maury Maverick said he invented the word in imitation of turkey noise. It mocks pompous official language as noisy chatter rather than clear, meaningful speech.
In context
speech that is fluent but empty of content so-called gobbledygook
More examples
- The instructions are full of technical gobbledygook.
- Can you explain the policy without all the gobbledygook?
- The bank's letter buries a simple answer in gobbledygook.
Forms
gobbledygook