high-rise (building); multistory; multistoried; high (altitude); upper (atmosphere, air current, etc.)
very; extremely; extreme; excessive; splendid; impressive
low-rise (architecture); low-level; low-class
stratum; geological formation; layer; bed (coal, gravel, etc.)
class; level; stratum; layer; hierarchy
bottom layer; undermost layer; lowest (societal) class; bottom (economic) stratum; lowest caste
lower layer; layer beneath; lower strata (classes)
upper stratum (classes, stories, storeys); upper layer; layer above
middle part; medium depth (water); medium layer; medium-size; mid-level; medium-rise (building)
clientele; customer stratum
laminating; lamination layer
fault; dislocation; gap; discrepancy
age range; age-group; age bracket
underclasses; poorest segment of the population; the poor
multistoried; multilayered
readership; target audience (of a magazine)
extreme height; high-rise (i.e. building)
housewife demographic; housewives
multi-layered; multi-tiered; multi-storied
base support (e.g. for a party in an election); substrate; load bearing layer; supporting layer
purchasers; customer base; market (for a product)
fatty layer; layer of fat
low income group; low income class
intellectuals; intelligentsia; educated class
base layer; substratum; binder course
customer base; constituency; customer segment; patron base; clientele
lower classes; proletariat; underclass
layer of clay; clay stratum
unaffiliated voters; floating voters; swinging voters
alluvium; alluvial stratum
monolayer; single layer; single story (storey)
diluvium; diluvial formation
medium and high-rise (buildings, apartments, etc.)
lithological layer; rock strata; rock formation
climax (rhetoric); gradation
layering; stratification; sheafification
cambium layer; formative layer
stratum corneum; horny layer; cornified layer
management level; job level
granular layer; stratum granulosum
permeable layer; pervious layer
succession of strata; stratigraphy
overstory (overstorey); canopy layer; tree stratum
stratification; classification; (data) distribution
bottom water (depth: 4000+ meters)
atomic layer epitaxy; ALE; atomic layer deposition; ALD
many a little makes a mickle; every little helps; (lit.) the tower of nine storeys (stories) rose from a small heap of earth
destitute poor class; the extremely poor; people below the poverty line