drift vs excavation

drift and excavation both are nouns.

Word	Noun	Adjective	Verb	Adverb
drift	Yes	No	Yes	No
excavation	Yes	No	No	No

drift (noun)	excavation (noun)
a horizontal (or nearly horizontal) passageway in a mine	the act of extracting ores or coal etc from the earth
the pervading meaning or tenor	the act of digging
a general tendency to change (as of opinion)	a hole in the ground made by excavating
a large mass of material that is heaped up by the wind or by water currents	the site of an archeological exploration
a force that moves something along
the gradual departure from an intended course due to external influences (as a ship or plane)
a process of linguistic change over a period of time

drift (verb)	excavation (verb)
be piled up in banks or heaps by the force of wind or a current
be subject to fluctuation
drive slowly and far afield for grazing
move about aimlessly or without any destination, often in search of food or employment
be in motion due to some air or water current
wander from a direct course or at random
move in an unhurried fashion
cause to be carried by a current
live unhurriedly, irresponsibly, or freely
vary or move from a fixed point or course