unascertained

adj 0.913

indeterminable

adj 0.807

uncertain

adj 0.785

undetermined

adj 0.769

unknowable

adj 0.744

incertain

adj 0.742

indeterminant

adj 0.719

indeterminate

adj 0.716

unquantifiable

adj 0.704

unidentifiable

adj 0.703

ascertainable

adj 0.696

unsure

adj 0.692

undefinable

adj 0.685

unguessable

adj 0.681

indefinable

adj 0.678

unclear

adj 0.678

imponderable

adj 0.678

indiscernible

adj 0.674

undiscoverable

adj 0.672

unclarified

adj 0.671

unsearchable

adj 0.665

unforeseeable

adj 0.662

nonidentifiable

adj 0.660

unclassifiable

adj 0.658

unassured

adj 0.655

determinable

adj 0.654

undiagnostic

adj 0.653

untraceable

adj 0.652

undecidable

adj 0.650

unverifiable

adj 0.645

untraced

adj 0.644

unpredictable

adj 0.639

undecipherable

adj 0.638

ungraspable

adj 0.637

unresolvable

adj 0.637

unknown

adj 0.637

unfathomable

adj 0.636

unidentified

adj 0.634

unspecified

adj 0.633

unsayable

adj 0.629

unmeasurable

adj 0.629

unanswerable

adj 0.627

unresolved

adj 0.627

indefinite

adj 0.626

ill-defined

adj 0.624

inscrutable

adj 0.622

unassessed

adj 0.622

incalculable

adj 0.620

indecipherable

adj 0.617

unattributable

adj 0.617

as yet unknown

adj 0.614

unconfirmed

adj 0.613

unseeable

adj 0.613

unfound

adj 0.611

unnameable

adj 0.611

ambiguous

adj 0.609

unknowing

adj 0.606

inconclusive

adj 0.605

uncertificated

adj 0.605

unobtainable

adj 0.604

undecided

adj 0.604

unfathomed

adj 0.603

unsolved

adj 0.603

unmeasured

adj 0.600

untellable

adj 0.599

unrecognizable

adj 0.598

incomputable

adj 0.598

unbeknown

adj 0.597

unaccounted

adj 0.597

uncheckable

adj 0.597

indistinct

adj 0.595

doubtable

adj 0.594

unmasterable

adj 0.592

unascribed

adj 0.591

undoubtable

adj 0.590

unrecoverable

adj 0.590

uncharted

adj 0.587

inarticulable

adj 0.587

unverified

adj 0.587

unobserved

adj 0.586

undetectable

adj 0.586

unexplained

adj 0.585

undiscovered

adj 0.584

unstated

adj 0.583

incomprehensible

adj 0.582

in doubt

adj 0.582

unaccounted-for

adj 0.581

questionable

adj 0.579

unclassified

adj 0.579

uncounted

adj 0.579

unattainable

adj 0.578

indescribable

adj 0.577

doubtful

adj 0.577

incognita

adj 0.577

indemonstrable

adj 0.576

unaccountable

adj 0.575

unliquidated

adj 0.575

unquestionable

adj 0.574

unachievable

adj 0.573

unconceivable

adj 0.572