THESAURUS
recumbent
accumbent, aslant, aslope, atilt, bevel, beveled, bias, biased, canting, careening, couchant, couche, crawling, crouched, debased, decumbent, depressed, draped, flat, groveling, horizontal, inclinational, inclinatory, inclined, inclining, knee-high, knocked flat, laid low, leaning, listing, lolling, lounging, low, low-built, low-hung, low-level, low-leveled, low-lying, low-set, low-statured, lying, lying down, neap, out of plumb, out of square, pitched, procumbent, prone, prostrate, raking, reclining, reposing, resupine, runty, shelving, shelvy, short, sideling, sidelong, slant, slanted, slanting, slantways, slantwise, sloped, sloping, sprawled, sprawling, spread, squat, squatty, stooped, stretched out, stumpy, supine, tilted, tilting, tipped, tipping, tipsy, unelevated
ROGET THESAURUS
recumbent
Horizontality
N
horizontality, flatness, level, plane, stratum, dead level, dead flat, level plane, recumbency, lying down, reclination, decumbence, decumbency, discumbency, proneness, accubation, supination, resupination, prostration, azimuth, plain, floor, platform, bowling green, cricket ground, croquet ground, croquet lawn, billiard table, terrace, estrade, esplanade, parterre, table land, plateau, ledge, butte, mesa (plain), level, spirit level, horizontal, level, even, plane, flat, flat as a billiard table, flat as a bowling green, alluvial, calm, calm as a mill pond, smooth, smooth as glass,
recumbent, decumbent, procumbent, accumbent, lying, prone, supine, couchant, jacent, prostrate, recubant, horizontally, on one's back, on all fours, on its beam ends.