prehistorical

adj 0.914

prehispanic

adj 0.740

paleolithic

adj 0.729

stone-age

adj 0.713

ancient

adj 0.705

historic

adj 0.704

antediluvian

adj 0.701

historical

adj 0.699

unhistoric

adj 0.689

ahistoric

adj 0.682

primeval

adj 0.680

archaeological

adj 0.673

premodern

adj 0.665

archaic

adj 0.663

prescientific

adj 0.663

paleontological

adj 0.659

pretechnological

adj 0.646

primitive

adj 0.639

preglacial

adj 0.634

precolonial

adj 0.618

neolithic

adj 0.610

primordial

adj 0.601

antique

adj 0.594

ahistorical

adj 0.594

antebellum

adj 0.589

unhistorical

adj 0.587

antiquarian

adj 0.584

antiquary

adj 0.584

preantibiotic

adj 0.581

paleoecological

adj 0.579

atavistic

adj 0.579

fossilized

adj 0.577

past

adj 0.577

anachronistic

adj 0.575

pre-war

adj 0.573

preliterate

adj 0.571

vintage

adj 0.570

bygone

adj 0.570

archaeozoological

adj 0.569

preindustrial

adj 0.569

presolar

adj 0.568

medieval

adj 0.566

postglacial

adj 0.565

geologic

adj 0.565

age-old

adj 0.562

paleographic

adj 0.561

past-life

adj 0.560

anachronic

adj 0.559

ancestral

adj 0.558

prephilosophical

adj 0.555

paleobotanical

adj 0.553

geological

adj 0.553

antiquated

adj 0.552

geohistorical

adj 0.552

long ago

adj 0.551

paleobiological

adj 0.549

plesiomorphic

adj 0.547

prior

adj 0.547

megalithic

adj 0.544

prenatal

adj 0.543

primal

adj 0.541

preterite

adj 0.541

phylogenetic

adj 0.538

paleobiogeographic

adj 0.537

extinct

adj 0.534

palaeomagnetic

adj 0.533

paleoethnobotanical

adj 0.533

postdiluvian

adj 0.532

aboriginal

adj 0.530

historicist

adj 0.528

way back when

adj 0.528

prepositive

adj 0.528

prokaryotic

adj 0.527

hominid

adj 0.527

archaeomagnetic

adj 0.527

unprecedented

adj 0.526

premortal

adj 0.526

preacquisition

adj 0.526

primitivist

adj 0.526

paleomagnetic

adj 0.525

archaeobotanical

adj 0.524

evolutionary

adj 0.524

aceramic

adj 0.523

presocial

adj 0.523

retro

adj 0.523

nonmodern

adj 0.523

prerevolution

adj 0.522

prelingual

adj 0.521

precursor

adj 0.520

precognitive

adj 0.519

fore

adj 0.519

prelinguistic

adj 0.518

retrodictive

adj 0.517

previous

adj 0.517

precursory

adj 0.516

old-world

adj 0.516

cretaceous

adj 0.515

premortem

adj 0.515

unfossiliferous

adj 0.515

diachronic

adj 0.513