Collocations for layer - noun

fine, thin
Everything was covered with a fine layer of dust.

deep, dense, heavy, thick
Mulch with a generous layer of peat or compost.

bottom, inner, innermost, lower, middle, outer, outermost, surface, top, upper, uppermost
the upper layers of the earth's atmosphere

double, single
The product is made from a single layer of plastic.

added, additional, extra
They put on thick hats and extra layers of clothing.

alternating
The recipe calls for alternating layers of meat sauce and pasta.

protective
a protective layer of black plastic

ozone
holes in the ozone layer

cloud
We're flying just below a cloud layer at 33 000 feet.

form
Use enough gravel to form a layer about 50mm thick.

add, apply
He paints a base coat, allows it to dry, and then adds layers of paint.

be covered by, be covered with
The body had been covered with a thin layer of soil.

peel away, peel back, remove
I decided to peel back the layers of this story. (figurative)

cake (esp. AmE)

beneath a/the layer, under a/the layer
Beneath the surface layer of the skin are several further layers.

in layers
The building is constructed in layers.

layer of
an extra layer of clothing
a layer of bureaucracy
multiple layers of meaning (figurative)

layer after layer, layer upon layer
The remains lay buried under layer upon layer of black earth.