Possible Clues:

• Possibly prim, this language could be imploring
• Language; jargon
• Specialist's vocabulary
• Give Heather ring, making kind of speech
• Zero returns go with jargon
• Language assimilated by pupil in Gordonstoun
• Flooring introducing grand jargon
• Language learner, I note, wanting to travel
• Some calling on special jargon
• Baffling old cases that can be hard to interpret