wander vs fool around

wander and fool around both are verbs.

Word	Noun	Adjective	Verb	Adverb
wander	No	No	Yes	No
fool around	No	No	Yes	No

As verbs, fool around is a hyponym of wander; that is, fool around is a word with a more specific, narrower meaning than wander:

Other hyponyms of wander include two-time, play around.

wander (verb)	fool around (verb)
lose clarity or turn aside especially from the main subject of attention or course of argument in writing, thinking, or speaking	indulge in horseplay
move about aimlessly or without any destination, often in search of food or employment	commit adultery
to move or cause to move in a sinuous, spiral, or circular course
go via an indirect route or at no set pace
be sexually unfaithful to one's partner in marriage