Loess and Till

Loess noun - A fine-grained unstratified accumulation of clay and silt deposited by the wind.

Till and loess are semantically related. in workable earth material topic. In some cases you can use "Till" instead a noun "Loess".

Till noun - Unstratified soil deposited by a glacier; consists of sand and clay and gravel and boulders mixed together.

Loess and till are semantically related. Sometimes you can use "Loess" instead a noun "Till".