prehistoric

adj 0.740

prehistorical

adj 0.737

precolonial

adj 0.682

ahistoric

adj 0.603

unhistoric

adj 0.582

ancient

adj 0.578

preglacial

adj 0.577

antebellum

adj 0.573

preantibiotic

adj 0.571

prescientific

adj 0.571

historical

adj 0.570

premodern

adj 0.562

archaeological

adj 0.560

presolar

adj 0.556

stone-age

adj 0.554

historic

adj 0.552

paleolithic

adj 0.544

preacquisition

adj 0.539

pre-war

adj 0.537

pretechnological

adj 0.535

antediluvian

adj 0.533

ancestral

adj 0.532

preindustrial

adj 0.529

ethnohistorical

adj 0.528

ahistorical

adj 0.522

prenatal

adj 0.517

past-life

adj 0.516

prerevolution

adj 0.515

primeval

adj 0.514

preterite

adj 0.513

archaic

adj 0.511

postindependence

adj 0.511

prephilosophical

adj 0.510

prerecession

adj 0.509

postglacial

adj 0.508

postconquest

adj 0.506

antiquarian

adj 0.505

prepositive

adj 0.505

aceramic

adj 0.501

preincident

adj 0.500