ancestral

adj 0.668

primeval

adj 0.637

primitivist

adj 0.634

palingenetic

adj 0.618

primordial

adj 0.617

archaic

adj 0.615

relictual

adj 0.611

vestigial

adj 0.610

evolutionary

adj 0.609

plesiomorphic

adj 0.605

primitive

adj 0.602

primal

adj 0.596

archetypal

adj 0.595

animalistic

adj 0.589

instinctual

adj 0.586

archetypical

adj 0.583

antediluvian

adj 0.583

evolutional

adj 0.581

retro

adj 0.580

prehistoric

adj 0.579

apomorphic

adj 0.577

paleolithic

adj 0.575

reversionary

adj 0.574

retrogressive

adj 0.573

aboriginal

adj 0.567

troglodytic

adj 0.566

prehistorical

adj 0.561

anachronistic

adj 0.560

traditionalistic

adj 0.560

instinctive

adj 0.559

cladistic

adj 0.554

totemic

adj 0.554

regressive

adj 0.554

revivalist

adj 0.552

paedomorphic

adj 0.551

ethological

adj 0.551

anthropologic

adj 0.550

phylogenetic

adj 0.549

reptilian

adj 0.549

past-life

adj 0.548

tribal

adj 0.547

revertant

adj 0.546

stone-age

adj 0.540

antiquated

adj 0.540

animistic

adj 0.539

retrodictive

adj 0.539

anthropological

adj 0.538

troglomorphic

adj 0.538

ancient

adj 0.538

paleontological

adj 0.536

revenant

adj 0.535

antiquarian

adj 0.534

archaeological

adj 0.534

atrophic

adj 0.533

relict

adj 0.533

phyletic

adj 0.529

premodern

adj 0.529

synapomorphic

adj 0.529

anachronic

adj 0.529

genealogical

adj 0.529

reminiscent

adj 0.529

originary

adj 0.527

orthogenetic

adj 0.527

innate

adj 0.527

anomalistic

adj 0.527

neotenic

adj 0.526

anthropomorphic

adj 0.524

autochthonic

adj 0.524

involutionary

adj 0.524

theriomorphic

adj 0.524

morphic

adj 0.523

embryologic

adj 0.523

prototypic

adj 0.522

reincarnational

adj 0.521

antiquary

adj 0.521

adaptational

adj 0.519

bestial

adj 0.519

knuckle-dragging

adj 0.518

primitive recursive

adj 0.518

ontogenetic

adj 0.517

reactionary

adj 0.517

ectypal

adj 0.517

vintage

adj 0.517

naturalistic

adj 0.516

shamanic

adj 0.516

nostalgic

adj 0.515

anagogic

adj 0.514

teratologic

adj 0.514

draconic

adj 0.513

apocalyptic

adj 0.513

embryological

adj 0.513

mythological

adj 0.513

atomistic

adj 0.513

retrograde

adj 0.512

recidivistic

adj 0.512

palimpsestic

adj 0.512

archaeozoological

adj 0.511

alchemical

adj 0.510

creationist

adj 0.510

pagan

adj 0.510