petrification

noun 0.911

fossilisation

noun 0.687

lithification

noun 0.594

ossification

noun 0.581

pyritization

noun 0.574

putrefaction

noun 0.565

silicification

noun 0.557

petra

noun 0.555

reification

noun 0.554

fossil

noun 0.546

cementation

noun 0.546

petrography

noun 0.540

mineralization

noun 0.539

petrology

noun 0.534

concretion

noun 0.528

solidification

noun 0.524

stupefaction

noun 0.521

vitrification

noun 0.518

stoniness

noun 0.517

rigidification

noun 0.517

fixation

noun 0.516

mummification

noun 0.513

karstification

noun 0.510

materialization

noun 0.507

liquefaction

noun 0.506

trace fossil

noun 0.506

stultification

noun 0.503

carbonation

noun 0.503

petroglyph

noun 0.501

sedimentation

noun 0.500