As nouns the difference between embarkment and revetment
is that embarkment is embarkation; the act of setting out while revetment is a layer of stone, concrete, or other hard material supporting the side of an embankment.
revetment
English
Noun
(
en noun)
A layer of stone, concrete, or other hard material supporting the side of an embankment.
An armoured building that provides protection against bombs.