True, those were kinda test entries, I will likely delete them.Some words are simply not suitable for auto linking.
The word "square", for example, comes up far more often in its non-rectangular sense, as in …
where the auto linking even gives it a capital S although it was not typed like that!
And does any user of this forum really need a library entry whose entire wording is "A square is a plane rectangle with four equal sides and four right angles"? Or an entry for "triangle"?