castes, rungs, sections, echelons, schists, upper crust, layers, commoners, comprador, sedimentary, clastic, ethnicities, limestones, argillaceous, cretaceous, freehold, landholding, substrata, argillite, peasantry, barite, typologies, colluvium, subducting, bedrock, autunite, stratification, stratigraphy, detrital, palaeozoic, claystone, graben, masses, extents, society, paleozoic, crust, gravels, anticlines, bourgeoisie, stratiform, tenements, lowlanders, hornfels, social, moraine, argentiferous, dolomite, evaporite, landlords, tiers, metamorphic rock, amphibolite, elites, housewives, proletariat, turonian, porosities, petty bourgeois, spheres, spectrums, subsoil, phyllosilicate, aristocracy, phyllite, dwellings, permeabilities, batholith, sedimentary rock, fellahin, eluvial, basalts, properties, petty bourgeoisie, scarp, gneiss, hierarchies, siltstone, facies, zamindars, archean, outcrops, porphyries, actinolite, landlordism, landed gentry, andesite, terrane, backgrounds, upwardly mobile, cliques, quaternary period, unconformity, socio, basti, tenancy, deconcentration, campanian, salar, bustee, subsurface, pyramid, stratum, formations, jurassic, beds, tertiary, deposits, rocks, classes, grades, eocene, sediments, stratifications, zones, floras, elite, status, class, underclass, lowerclass, marginalized, middleclass, vulnerable, aboriginal, affluent, disadvantaged, disenfranchised, eligible, fijian, illiterate, impoverished, income, landowning, nuclei

., anaclinal, artesian well, cataclinal, diapir, foliaceous, foliate, foliated, fossiliferous, hush, interstratify, intrusion, monoclinal, monocline, proportional sample, proportional sampling, pyrogenic, representative sample, representative sampling, social stratification, stratification, stratified sample, stratified sampling, stratify, transgression