undiscovered

adj 0.772

undiscoverable

adj 0.743

unlocated

adj 0.736

untraced

adj 0.721

unclaimed

adj 0.705

unencountered

adj 0.702

unfounded

adj 0.697

unheard

adj 0.692

undetected

adj 0.691

unrecognized

adj 0.688

unsearchable

adj 0.683

unaccounted

adj 0.681

unreported

adj 0.680

unaccounted-for

adj 0.679

unexplored

adj 0.679

unmapped

adj 0.674

unsolved

adj 0.674

unobserved

adj 0.671

unexplained

adj 0.670

unavailable

adj 0.670

unreturned

adj 0.667

untracked

adj 0.665

unidentified

adj 0.661

unrevealed

adj 0.659

unreceived

adj 0.656

unseen

adj 0.655

uninvestigated

adj 0.655

uncaught

adj 0.654

unresolved

adj 0.654

unproved

adj 0.653

undefined

adj 0.653

untraceable

adj 0.652

unlisted

adj 0.652

undiagnosed

adj 0.650

ill-founded

adj 0.649

unlooked for

adj 0.648

unrecorded

adj 0.648

unreached

adj 0.648

unfathomed

adj 0.647

unascertained

adj 0.646

unknown

adj 0.646

unplaced

adj 0.644

uncharted

adj 0.643

unpursued

adj 0.641

undescribed

adj 0.641

unbeknown

adj 0.637

unreachable

adj 0.637

unidentifiable

adj 0.636

unacknowledged

adj 0.635

unanswered

adj 0.635

unexcavated

adj 0.635

undelivered

adj 0.634

unnoticed

adj 0.632

unverified

adj 0.631

untraveled

adj 0.630

unthought

adj 0.630

unconfirmed

adj 0.629

nonrecognized

adj 0.629

unsubmitted

adj 0.626

unearthed

adj 0.626

unfelt

adj 0.626

unserved

adj 0.625

undaunted

adj 0.625

unmentioned

adj 0.625

undeclared

adj 0.624

unsung

adj 0.624

unattempted

adj 0.623

as yet unknown

adj 0.623

unobtainable

adj 0.622

unproven

adj 0.622

unmanifested

adj 0.622

unprovided

adj 0.622

unverifiable

adj 0.622

undetectable

adj 0.621

unremoved

adj 0.619

unmade

adj 0.619

unfulfilled

adj 0.618

undreamt

adj 0.618

uncalled

adj 0.617

unattested

adj 0.617

unperceived

adj 0.617

unreleased

adj 0.616

unmatched

adj 0.616

unissued

adj 0.615

unactualized

adj 0.615

unpublished

adj 0.614

unreclaimed

adj 0.614

unsuccessful

adj 0.614

unremembered

adj 0.614

unsent

adj 0.613

nonfoundational

adj 0.612

unheralded

adj 0.612

unforgotten

adj 0.612

unascertainable

adj 0.611

uncollected

adj 0.611

unentered

adj 0.610

unsuspected

adj 0.610

unhoped

adj 0.610

undocumented

adj 0.610

undetermined

adj 0.610