wandering vs drifting

wandering and drifting both are nouns.

Word	Noun	Adjective	Verb	Adverb
wandering	Yes	Yes	No	No
drifting	Yes	Yes	No	No

As nouns, drifting is a hyponym of wandering; that is, drifting is a word with a more specific, narrower meaning than wandering:

wandering (noun)	drifting (noun)
travelling about without any clear destination	aimless wandering from place to place

wandering (adjective)	drifting (adjective)
of a path e.g.	continually changing especially as from one abode or occupation to another
having no fixed course
migratory