adventive

adj 0.807

accidental

adj 0.713

extraneous

adj 0.696

incidental

adj 0.670

anomalous

adj 0.643

fortuitous

adj 0.634

unanticipated

adj 0.634

extrinsic

adj 0.630

unintended

adj 0.622

ectopic

adj 0.613

by accident

adj 0.612

abnormal

adj 0.611

adventitial

adj 0.610

unexpected

adj 0.609

inadvertent

adj 0.609

serendipitous

adj 0.603

unwonted

adj 0.598

extramental

adj 0.596

adjunctive

adj 0.594

accessorial

adj 0.591

aberrant

adj 0.590

coincidental

adj 0.590

spurious

adj 0.589

adjuvant

adj 0.589

unintentional

adj 0.586

adjunct

adj 0.585

unforeseen

adj 0.585

atypical

adj 0.585

extragenic

adj 0.584

unusual

adj 0.584

additional

adj 0.579

exogenous

adj 0.578

accessary

adj 0.576

ancillary

adj 0.574

anomalistic

adj 0.570

nonordinary

adj 0.570

aberrational

adj 0.569

adventurous

adj 0.567

unnatural

adj 0.567

intercurrent

adj 0.564

adic

adj 0.563

occasional

adj 0.563

factitious

adj 0.560

unaccustomed

adj 0.559

nonindigenous

adj 0.558

errant

adj 0.557

unpredicted

adj 0.557

supernumerary

adj 0.556

supervenient

adj 0.555

incident

adj 0.555

excrescent

adj 0.554

outlandish

adj 0.553

extraordinary

adj 0.553

exotic

adj 0.552

preternatural

adj 0.552

acquired

adj 0.550

unconventional

adj 0.549

invasive

adj 0.548

unplanned

adj 0.548

artifactual

adj 0.548

congenital

adj 0.547

parasitical

adj 0.547

uncommon

adj 0.546

extracardiac

adj 0.546

extra

adj 0.544

foreign

adj 0.544

unlooked for

adj 0.544

heterotopic

adj 0.544

alien

adj 0.543

strange

adj 0.542

peculiar

adj 0.541

extry

adj 0.541

uncustomary

adj 0.540

other

adj 0.540

adjectival

adj 0.539

unseasonal

adj 0.539

idiosyncratic

adj 0.539

extramarital

adj 0.537

uncharacteristic

adj 0.537

iatrogenic

adj 0.537

pathological

adj 0.537

allochthonous

adj 0.536

extrauterine

adj 0.536

occurrent

adj 0.536

supernatural

adj 0.536

paranormal

adj 0.535

inessential

adj 0.535

nontraditional

adj 0.535

opportunistic

adj 0.534

excursive

adj 0.534

spontaneous

adj 0.534

extrusive

adj 0.534

peregrine

adj 0.533

unsuspected

adj 0.533

accessory

adj 0.533

unseasonable

adj 0.533

exceptional

adj 0.532

extramundane

adj 0.532

innate

adj 0.531

irregular

adj 0.531