You are in the US and thus understand terms differently and you are being downright obnoxious about it.
No I am not.
Btw if you are the part who's horse is being borrowed, the term over here is that the horse is "out on loan"
The person receiving the horse is you and you are getting the horse on loan.
But whatever term you use and I will stick to the way I know I would not get me fired from my job thanks. I deal with financing and who gives out the loan and who receives it, so is very very important. The borrower(receiver) is not "loaning".
The OP states they have 11 years experience. So did they start that 11 year count from age 3 or later..hard to say. My point here is that most people know what a splint is, usually long before they have "11 years experience" and I don't think that ...
A this person has any idea what they want to do with this horse.
B The horse is recovering for a splint probably caused but being broke at a too young age so what they can do under saddle is limited.
C in hand showing as they were asking on another thread may be breed related...we don't know if it is registered.
Some form of showmanship? If they even have those classes over in the UK.
Under breed classes, are geldings even allowed to show after 3--here they are not.
She needs to read some books on dressage as was suggested and then maybe ask some questions.