petty bourgeoisie, milieu, aristocracy, lumpenproletariat, elites, proletariat, proletarian, bourgeoisie, intelligentsia, upper crust, stratification, petty bourgeois, substratum, peasantry, clique, bourgeois, technocracy, habitus, society, underclass, bedrock, superclass, hierarchy, materialists, nomenklatura, echelons, epiphenomena, clannishness, anomie, petit bourgeois, rungs, oligarchy, sphere, alterity, noosphere, layer, subaltern, dialectics, micelle, rentier, pauperisation, castes, subgroup, petite bourgeoisie, autunite, postindustrial, lumpen, comprador, landed gentry, mensheviks, asthenosphere, aristocrats, level, quintile, subducting, patricians, ethnos, gerontocracy, locus, pauperization, carboniferous, congeries, pyramid, cadre, cosmopolis, partyism, claystone, coterie, durkheim, hysteresis loop, matriarchy, nebulousness, scholasticism, fellahin, interstices, disutility, conformist, metamorphic rock, praetorian, cosmopolite, rudiment, gentry, patriarchic, interpenetrate, upwardly mobile, alluvial soil, originary, nouveau riche, ossification, interpenetration, spicule, degeneracy, subset, commoners, subculture, dialectical materialism, plutocracy, dyad, ethnics, cohering, crystallite, sociological, strata, class, category, group, caste, sublayer, classes, echelon, rung, line, strand, branch, facet, layers, shelf, sill, compartment, factor, form, plate, appendix, iv, sec., topic, sect, section, dialogue, vii, ix, note, part, supplement, vi, viii, 0

bed, cambium, corium, corneum, cuticle, derma, dermis, epidermis, horizon, horny layer, malpighian layer, paries, rete malpighii, seam, stratum basale, stratum corneum, stratum germinativum, stratum granulosum, stratum lucidum, substrate, wall

., bed, driven well, folium, geological horizon, horizon, ore bed, principle of superposition, proportional sample, proportional sampling, representative sample, representative sampling, seam, stratified sample, stratified sampling, stratum granulosum, stratum lucidum, substrate, substratum, superposition, superposition principle, tube well, underclassa