There is a basically genealogical site online, Scottish Documents, with copies of Scottish wills up to 1900 and a search service for others you can order. The site shows some wills in the original form, as graphics.
There is a glossary of unfamiliar words – here is an excerpt:
bq. Abuilyements [of ones body]: clothing, or garments
Act: formal decision
addettit: indebted to, owing
air: heir
alienate: sell
aliment: a maintenance
allenarly: only, solely or exclusively
anent: concerning
annalzie: alienate, or sell
annualrent : interest on a loan, paid annually
apparent heir: not the person who “appears” to be heir to landed property, but the heir who has already succeeded to it
appraisement: valuation
articles of roup: the conditions under which the property was to be auctioned
auchtand: owing
Availl: worth, or monetary value
awand: owing
The FAQs also provide definitions, for instance of will, testament (‘testament’ has more to do with probate than wills), testament testamentar, testament dative, eik (apparently a codicil) and more.
I had hoped to see a holograph will (handschriftliches Testament) but didn’t happen on one. There are wills of famous people, so I looked for Robert Louis Stevenson, who died in Samoa at the age of 44 of tuberculosis. Henry James was one of his executors, but did not act.
bq. That the said Robert Louis Balfour Stevenson Advocate of the Scots Bar died at Vailima in the Island of Upolu, Samoa upon the third day of December Eighteen hundred and Ninety four a British Subject whose domicile of Origin was Scotch and whose Will is Valid by Scotch Law, his domicile at death being doubtful That the Deponent is Executor nominated by him along with Henry James Novelist London, (who declined to act) in his Last Will and Testament executed by him in September Eighteen hundred and ninety three …
(I like the use of ‘Scotch’ here, which is of course a perfectly good word – but then it made me want a Scotch egg, and in order to make one of those I would have to prematurely slaughter a couple of Thuringian sausages, which would be going too far).
(Thanks to Rainer Langenhan of Handakte WebLAWg for a tip-off by email).