"Inconclusive" is a word in LAW AND LEGAL, ENGLISH

That which may be disproved or rebutted; not shutting out fur-ther proof or consideration. Applied to evi-dence and presumptions

Not conclusive; leading to no conclusion; not closing
or settling a point in debate, or a doubtful question; as, evidence is
inconclusive when it does not exhibit the truth of a disputed case in
such a manner as to satisfy the mind, and put an end to debate or
doubt.