Pure
Defined in 2 dictionaries — Black's (1910), Kinney (1893)
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
Absolute; complete; simple; unmixed ; unqualified; free from conditions or restrictions; as in the phrases pure charity, pure debt, pure obligation, pure plea, pure villenage, as to which see the nouns.
A Law Dictionary and Glossary
George C. Kinney · 1893
Clear; simple; unmixed or unqualified.
In old English law. Pure villeinage: villeinage where the service performed was uncertain and indeterminate.