inconclusive

inconclusive /ˌɪnkənˈkluːsɪv/ adjective
inconclusive
/ˌɪnkənˈkluːsɪv/
adjective
Britannica Dictionary definition of INCONCLUSIVE
[more inconclusive; most inconclusive]
: not showing that something is certainly true : not conclusive

— inconclusively

adverb