to pile on top of one another; layer; stratum; floor (of a building); story; (math.) sheaf; classifier for layers

high-rise; high level; high class

(meteorology) the atmosphere; atmospheric layer

floor; story (of a building)

ground floor; first floor; lowest level; lowest rung (of society etc)

double tier; double decker

top floor; the top of a building

upper layer

social class

the clouds; cloud layer; cloud bank

underlayer; lower class; lower strata; substrate

deep layer; deep; deep-seated; underlying

(geology) fault (CL:道[dao4]); (fig.) gap; rupture (in the transmission of some skill); (tomography) cross-sectional

outer layer; outer shell

ruling class; leaders (of society); oligarchy

hollow layer between two solid layers; (architecture) mezzanine

layer upon layer

middle-ranking

valency shell (chemistry)

low level

internal layer

lamination; layering; stratification; delamination

cladding; covering (on a fiber)

single layer; single story; single deck; single level

repeated layers; stratified; laminated; stacked; piled strata

layer (imaging)

layer of soil; ground level

stratum (geology)

basic level; grassroots unit; basement layer

multilayered; multilevel; multistory

sublayer

rock strata

layered; stratified

protective layer; coating

(meteorology) thermosphere

a coal bed; a coal seam

cortex

cap rock

ore stratum; vein of ore

course (i.e. building layer)

magnetosphere; magnetic layer

lamina; lamella; lamination

germ layer; layer of tissue in embryology

thin layer; thin slice; film; lamina; lamella

surface layer

duplex (apartment)

split-level (home)

the coating of sth that has been chrome-plated or copper-plated etc

first floor; ground floor