superincumbent adj : lying or resting on and exerting pressure on something else; "superincumbent layers of dead plants cut off the air and arrested decomposition"

English

Etymology

Adjective

1. Lying or resting on something else.

beetle, beetle-browed, beetling, bridging, burdensome, cumbersome, cumbrous, demanding, exacting, exigent, greater, grievous, higher, imbricate, impendent, impending, incumbent, jutting, lapping, lowering, lumpish, massive, onerous, oppressive, over, overarched, overhanging, overhung, overlapping, overlying, pending, projecting, shingled, spanning, taxing, tough, unwieldy, weighty