unproved Synonyms

unproven left hanging unresolved unconfirmed unverified unsound unfounded unexpert theoretical tentative speculative unattempted undemonstrated still open to question still open to doubt formularized under probation first stage untried untested unsubstantiated unshown unpracticed pure provisional probationary fallacious experimental experiential empirical developmental conceptive callow beginning academical academic false groundless preliminary pilot philosophical new indeterminate indefinite indecisive inconclusive illogical hypothetical abstract