rockfill

As nouns the difference between rockfill and rockfall

is that rockfill is a dam's embankment of compacted free-draining granular earth, often containing rocks, with an impervious zone while rockfall is a quantity of rocks that has fallen from a cliff etc.

As an adjective impervious

is unaffected or unable to be affected by.

As a noun rockfill is

a dam's embankment of compacted free-draining granular earth, often containing rocks, with an impervious zone.

As a verb rock

is (rycka).

As a noun rockfill is

a dam's embankment of compacted free-draining granular earth, often containing rocks, with an impervious zone.

As a proper noun earth

is the third planet in order from the sun, upon which humans live represented in astronomy and astrology by.

As a noun rockfill is

a dam's embankment of compacted free-draining granular earth, often containing rocks, with an impervious zone.

As an adjective granular

is consisting of, or resembling, granules or grains; as, a granular substance grainy granular limestone, crystalline limestone, or marble, having a granular structure.

As a noun rockfill is

a dam's embankment of compacted free-draining granular earth, often containing rocks, with an impervious zone.

As nouns the difference between embankment and rockfill

is that embankment is a long artificial mound of earth and stone, built to hold back water, for protection or to support a road while rockfill is a dam's embankment of compacted free-draining granular earth, often containing rocks, with an impervious zone.

As an adjective dam

is being a pervert.

As a noun rockfill is

a dam's embankment of compacted free-draining granular earth, often containing rocks, with an impervious zone.