meander vs stroll

meander and stroll both are nouns.

Word	Noun	Adjective	Verb	Adverb
meander	Yes	No	Yes	No
stroll	Yes	No	Yes	No

As nouns, stroll is a hypernym of meander; that is, stroll is a word with a broader meaning than meander:

Other hypernyms of meander include amble, perambulation, promenade, saunter.

meander (noun)	stroll (noun)
an aimless amble on a winding course	a leisurely walk (usually in some public place)
a bend or curve, as in a stream or river

meander (verb)	stroll (verb)
to move or cause to move in a sinuous, spiral, or circular course	walk leisurely and with no apparent aim